What do reptiles and birds have in common?

What do reptiles and birds have in common?
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they both lay eggs.
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Archeopteryx a transitional fossil between birds and reptiles was discovered from the rocks of following period

Description : Archeopteryx a transitional fossil between birds and reptiles was discovered from the rocks of following period

Last Answer : Archeopteryx a transitional fossil between birds and reptiles was discovered from the rocks of following ... Archeozoic era C. Cretaceous D. Triassic

Among mammals, the efficiency of ventilation of lungs as compared to reptiles and birds is better developed by the presence of

Description : Among mammals, the efficiency of ventilation of lungs as compared to reptiles and birds is better developed by the presence of

Last Answer : Among mammals, the efficiency of ventilation of lungs as compared to reptiles and birds is better ... Only ribs C. Only costal muscles D. Diaphragm

Archeopteryx a transitional fossil between birds and reptiles was discovered from the rocks of following period

Description : Archeopteryx a transitional fossil between birds and reptiles was discovered from the rocks of following period

Last Answer : Archeopteryx a transitional fossil between birds and reptiles was discovered from the rocks of following ... Archeozoic era C. Cretaceous D. Triassic

Cause of decline in population of reptiles and birds is

Description : Cause of decline in population of reptiles and birds is

Last Answer : Cause of decline in population of reptiles and birds is A. Bioinsecticides B. Biofertilizers C. DDT D. Both A and B

A connecting/missing link between reptiles and birds is

Description : A connecting/missing link between reptiles and birds is

Last Answer : A connecting/missing link between reptiles and birds is A. Archaeopteryx B. Platypus C. Java Ape man D. Whale

$ Sulphur depended archaebacteria are called thermoacidophiles. ! Archeopteryx is considered to be a connecting link between Birds and Reptiles.

Description : $ Sulphur depended archaebacteria are called thermoacidophiles. ! Archeopteryx is considered to be a connecting link between Birds and Reptiles.

Last Answer : $ Sulphur depended archaebacteria are called thermoacidophiles. ! Archeopteryx is considered to be a connecting link ... . If both As and R are wrong.

The end product of amino acid nitrogen metabolism in uricotelic organisms (reptiles and birds) is (A) Bilirubin (B) Urea (C) Uric acid (D) Biliverdin

Description : The end product of amino acid nitrogen metabolism in uricotelic organisms (reptiles and birds) is (A) Bilirubin (B) Urea (C) Uric acid (D) Biliverdin

Last Answer : Answer : C

What is the chorioallantois membrane present in the embryonic development of reptiles and birds ?

Description : What is the chorioallantois membrane present in the embryonic development of reptiles and birds ?

Last Answer : How does this membrane participate in the energetic metabolism of the embryo? The chorioallantois membrane is formed by juxtaposition of some regions of the chorion and the allantois. Since it is ... of gases between the embryo and the exterior thus making aerobic cellular respiration possible.

How different are reptiles and birds concerning the maintenance of body temperature? Are birds rare in polar regions?

Description : How different are reptiles and birds concerning the maintenance of body temperature? Are birds rare in polar regions?

Last Answer : Reptiles are heterothermic, i.e., they do not control their body temperature. Birds however are the first homeothermic animals, they are able to maintain their body temperature constant. There are many birds that live in intense cold regions. Penguins are examples of birds that live in polar region.

What similarities do birds and reptiles share regarding external coverage, reproduction and excretion?

Description : What similarities do birds and reptiles share regarding external coverage, reproduction and excretion?

Last Answer : Regarding external coverage, birds are similar to reptiles as they present impermeable keratinized coverages. Concerning reproduction, in both fecundation is internal and the embryo develops within a shelled egg. Regarding excretion, both excrete uric acid.

The population of which of the following is maximum on the earth? (1) Fishes (2) Beetles (3) Reptiles (4) Birds

Description : The population of which of the following is maximum on the earth? (1) Fishes (2) Beetles (3) Reptiles (4) Birds

Last Answer : (3) Reptiles Explanation: Fish as a community comprise the largest group on the earth as 72 percent of the worlds surface is covered with water. Fish are found from equatorial to polar climates; in salty or freshwater sources. It is assumed that life on the Earth began from fish.

Jaws are absent in – (1) Birds (2) Fishes (3) Protochordates (4) Reptiles

Description : Jaws are absent in – (1) Birds (2) Fishes (3) Protochordates (4) Reptiles

Last Answer : (3) Protochordates Explanation: Jaws are absent in Protochordates.

Bones are pneumatic in - (1) Fishes (2) Amphibians (3) Reptiles (4) Birds

Description : Bones are pneumatic in - (1) Fishes (2) Amphibians (3) Reptiles (4) Birds

Last Answer : (4) Birds Explanation: Pneumatic boneis is hollow bone filled with air, connected to the respiratory system. Many of a bird's bones are pneumatic, with struts across their ... , certain physical characteristics are required. Flying birds have evolved reduced weight through several characteristics.

Syrinx is the voice box in - (1) Amphibians (2) Reptiles (3) Birds (4) Mammals

Description : Syrinx is the voice box in - (1) Amphibians (2) Reptiles (3) Birds (4) Mammals

Last Answer : (3) Birds Explanation: Syrinx is the name for the vocal organ of birds. Located at the base of a bird's trachea, it produces sounds without the vocal cords of mammals. The sound is ... the membrana tympaniformis (the walls of the syrinx) and the pessulus caused by air flowing through the syrinx.

Classify the following animals are reptiles, mammals, birds and fish.

Description : Classify the following animals are reptiles, mammals, birds and fish.

Last Answer : a) Blue whale----Mammals b) Cobra--------Reptile c) Panda--------Mammal d) Ostrich-------Bird e) Penguin------Bird f) Kiwi----------Bird g) Shark--------Fish h) Alligator -----Reptile i) Dolphin-------Mammal j) Tortoise------Reptile

Which group of vertebrates comprises the highest number of endangered species? (a) Mammals (b) Fishes (c) Reptiles (d) Birds

Description : Which group of vertebrates comprises the highest number of endangered species? (a) Mammals (b) Fishes (c) Reptiles (d) Birds

Last Answer : (a) Mammals

Uricotelism is found in (a) mammals and birds (b) fish and fresh water protozoans (c) birds, land reptiles and insects (d) frogs and toads.

Description : Uricotelism is found in (a) mammals and birds (b) fish and fresh water protozoans (c) birds, land reptiles and insects (d) frogs and toads.

Last Answer : (c) birds, land reptiles and insects

Uricotelic mode of excreting nitrogenous wastes is found in (a) reptiles and birds (b) birds and annelids (c) amphibians and reptiles (d) insects and amphibians.

Description : Uricotelic mode of excreting nitrogenous wastes is found in (a) reptiles and birds (b) birds and annelids (c) amphibians and reptiles (d) insects and amphibians.

Last Answer : (a) reptiles and birds

Jaws are absent in : (1) Birds (2) Fishes (3) Protochordates (4) Reptiles

Description : Jaws are absent in : (1) Birds (2) Fishes (3) Protochordates (4) Reptiles 

Last Answer : Protochordates

The population of which of the following is maximum on the earth? (1) Fishes (2) Beetles (3) Reptiles (4) Birds

Description : The population of which of the following is maximum on the earth? (1) Fishes (2) Beetles (3) Reptiles (4) Birds 

Last Answer : Reptiles

Bones are pneumatic in (1) Fishes (2) Amphibians (3) Reptiles (4) Birds

Description : Bones are pneumatic in (1) Fishes (2) Amphibians (3) Reptiles (4) Birds

Last Answer : Birds

Syrinx is the voice box in (1) Amphibians (2) Reptiles (3) Birds (4) Mammals

Description : Syrinx is the voice box in (1) Amphibians (2) Reptiles (3) Birds (4) Mammals

Last Answer : Birds

Name some common reptiles:?

Description : Name some common reptiles:?

Last Answer : Crocodiles; Turtles; Lizards and Snakes

Do reptiles have memories?

Description : Do reptiles have memories?

Last Answer : All animals have memories. If they are hurt because of an action, they will shy away from repeating that action.

Do canines, felines, or reptiles have more pregnancy problems?

Description : Do canines, felines, or reptiles have more pregnancy problems?

Last Answer : answer:The tiny dog breeds can have complications, may need C-section births at a higher rate than the larger breeds. Cats are usually very low in problem births. I'd imagine, depending on the species of ... egg laying I wouldn't think there could be too many issues, but I am not reptile savvy.

Are there any reptiles that are vegetarian?

Description : My son wants a reptile for a pet. I'm considering getting him one, but I hate the idea of feeding it other animals. Are there any reptiles that don't eat bugs?

Last Answer : There are no known snake species that are vegetarian. You might consider one of the varieties of land tortoises, iguanas, chuckwallas or uromastyx (hard to find). Iguanas eat leaves, buds, flowers ... to feed them live ones. Pet shops have dried and powdered insects that help make feeding easier.

Are dragons considered reptiles?

Description : content:

Last Answer : When we think of dragons, mythical creatures in storybooks come to mind. But the creatures that exist and have dragon attached to their names are considered part of the reptile family.

what two groups of present-day vertebrates are the descendants of reptiles?

Description : what two groups of present-day vertebrates are the descendants of reptiles?

Last Answer : are alligator and snakes

Why are lizards called reptiles ?

Description : Why are lizards called reptiles ?

Last Answer : The lizard is a reptile of the Cordata episode. The characteristics of the reptile class are: It moves on the chest. The skin is dry and scaly. All four feet have five toed nails. All of the above features can be seen in the lizard. This is why lizards are called reptiles.

What are reptiles and mammals called and why ?

Description : What are reptiles and mammals called and why ?

Last Answer : Animals that move with mass on their chest are called reptiles , snakes , crocodiles , lizards. Animals that drink mother's milk are called mammals. Humans , bats , whales

What are reptiles ?

Description : What are reptiles ?

Last Answer : Those who move with mass on their chest are called reptile water.

What are reptiles ?

Last Answer : We usually call all the animals that move around with a mass on their chests a reptile.

Are piranhas classified as reptiles?

Description : Are piranhas classified as reptiles?

Last Answer : Answer: No

Assertion : Reptiles can be termed as first true and animals Reason : These are completely independent of water due to the development of internal fer

Description : Assertion : Reptiles can be termed as first true and animals Reason : These are completely independent of water due to the development of internal fer

Last Answer : Assertion : Reptiles can be termed as first true and animals Reason : These are completely independent ... D. If both Assertion and Reason are false.

Assertion : Lycaenops is a mammals - like reptile. Reason : Mammal - like reptiles originated in the Permian period.

Description : Assertion : Lycaenops is a mammals - like reptile. Reason : Mammal - like reptiles originated in the Permian period.

Last Answer : Assertion : Lycaenops is a mammals - like reptile. Reason : Mammal - like reptiles originated in the ... D. If both Assertion and Reason are false.

In which era reptiles were dominated ?

Description : In which era reptiles were dominated ?

Last Answer : In which era reptiles were dominated ? A. Coenozoic era B. Mesozoic era C. Paleozoic era D. Archeozoic era

In which of the following reptiles, a four- chambered heart is present ?

Description : In which of the following reptiles, a four- chambered heart is present ?

Last Answer : In which of the following reptiles, a four- chambered heart is present ? A. Lizards B. Snake C. Scorpion D. Crocodile

Aquatic reptiles are

Description : Aquatic reptiles are

Last Answer : Aquatic reptiles are A. Ammonotelic B. Ureotelic overland C. Ureotelic D. Ureotelic in water

How many animals in the given list have gills for respiration ? Earthworm , Frog, Fish, Insects, Reptiles, Aquatic arthropods, Flatworm, Molluscs, Bir

Description : How many animals in the given list have gills for respiration ? Earthworm , Frog, Fish, Insects, Reptiles, Aquatic arthropods, Flatworm, Molluscs, Bir

Last Answer : How many animals in the given list have gills for respiration ? Earthworm , Frog, Fish, Insects, Reptiles, ... A. Six B. Four C. Three D. Five

When reptiles come down which animals took over the earth?

Description : When reptiles come down which animals took over the earth?

Last Answer : When reptiles come down which animals took over the earth? A. Birds B. Dinosaurs C. Mammals D. Amphibians

a. Amphibians and reptiles have a 3 chambered heart with ___atria and ___ventricle. b. heart is ___derived organ and protected by a double walled memb

Description : a. Amphibians and reptiles have a 3 chambered heart with ___atria and ___ventricle. b. heart is ___derived organ and protected by a double walled memb

Last Answer : a. Amphibians and reptiles have a 3 chambered heart with ___atria and ___ventricle. b. heart is ... j. PNA____ the rate of heart beat and______

a. Amphibians and reptiles have a 3 chambered heart with ___atria and ___ventricle. b. heart is ___derived organ and protected by a double walled memb

Description : a. Amphibians and reptiles have a 3 chambered heart with ___atria and ___ventricle. b. heart is ___derived organ and protected by a double walled memb

Last Answer : a. Amphibians and reptiles have a 3 chambered heart with ___atria and ___ventricle. b. heart is ... j. PNA____ the rate of heart beat and______

What is the milk production of the reptiles?

Description : What is the milk production of the reptiles?

Last Answer : Need answer

Are octopus reptiles?

Description : Are octopus reptiles?

Last Answer : Need answer

How is a leopard seal a mammal they look more like reptiles?

Description : How is a leopard seal a mammal they look more like reptiles?

Last Answer : Do they have scales instead of fur? No, so they can't bereptiles. They have hair and are warm-blooded and give birth tolive young that they feed with milk, so they are mammals.

What type of eggs do reptiles lay?

Description : What type of eggs do reptiles lay?

Last Answer : Reptile eggs are soft-shelled - as opposed to the calcifiedshell of a birds egg.

ARe all snakes reptiles?

Description : ARe all snakes reptiles?

Last Answer : Yes all rattle snakes are reptiles.

Are blue glaucus reptiles?

Description : Are blue glaucus reptiles?

Last Answer : What is the answer ?

Do all reptiles have beeks?

Description : Do all reptiles have beeks?

Last Answer : No,most reptiles do not have beaks,for example the snakes orlizards do not have beaks,however some species of turtles areconsidered to have beaks

Why reptiles as considered as successful land vertebrates?

Description : Why reptiles as considered as successful land vertebrates?

Last Answer : Need answer