0
Why do birds and reptiles lay eggs with shells but humans don't?
Wiki User
∙ 14y ago
because birds and reptiles are reptiles and humans are mamals which makes use different! And birds are oviparous
Wiki User
∙ 14y ago
Add your answer:
Earn +20 pts
Do bird have hollow bones?
Yes all birds have hollow bones though reptiles dont
What animals dont have a pancreas?
The only animals that are known not to have a pancreas are insects and arachnids. All other mammals, amphibians, reptiles and birds have pancreas.
Why do bearded dragons need the sun a lot?
Bearded dragons need the sun alot because they are reptiles.Reptiles are cold blooded and cold blooded reptiles dont produce their own body heat unlike us, humans(humans are warm blooded so we dont need to stand in the sun all day like reptiles).So all reptiles including the Bearded dragon get their warmth from the sun.
Do any vertebrates have shells?
No, not all vertebrates have jaws. In fact, one specific vertebrate that does not have a jaw is the jawless fish!
What value are reptiles to humans?
Reptiles such as snakes and lizards eat the annoying and frustating animals that we dont like, such as rodents (mice, Rats), Mosquites, spiders, crickets etc. Reptiles are a great species of animals to learn about, which i am currently doing. Hope this Helped
What are the 5 groups classifications of vertebrates?
Reptiles, Amphibians, Fish, Birds, Mammals.the five main groups of vertebrates are:mammalsfishbirdsamphibiansreptiles
Is a starfish an invertabrate?
Yes. A good rule of thumb is that only true fish (which includes sharks), birds, mammals, reptiles and amphibians are vertebrates usually. I DONT CARE -__-
What do egg shells and sea shells have in common?
you dont go to the sea shore to buy egg shells
What is the biggest animals in the animal kingdom?
umm for birds its an ostrich. for cats its a tiger. for dogs i think it is a perhaps a wolf. an elephant jiust in general. and reptiles crocodile. anphibian i dont no!
Do all mollusc's have shells?
no some molluscs dont have shells eg slug
What is reptiles in Latin?
i dont have any idea
What are 3 molluskes that dont have shells?
clams
