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What else can I help you with?
Do lobsters have amniotic eggs?
No. An amniotic egg is a bird or reptile egg, with a shell. Only vertebrates can have amniotic eggs. ^^ By extention, mammals also have amniotic eggs, but they're reduced in placental mammals (live birth). Platypi and echidnas still lay amniotic eggs though.
Birds have scaly feet and lay amniotic eggs what supports the idea?
birds evolved from reptiles.
Why are worms coldblooded but aren't reptiles?
The term reptile does not apply to just any cold blooded animal. Reptiles are a specific class of cold-blooded, mostly land-dwelling vertebrates with scaly, waterproof skin and amniotic eggs that may hatch inside or outside the mother. Worms are invertebrates that can belong to one of several phyla not related to vertebrates.
What are 3 characteristics of the class Reptilia?
Cold blooded, skin covered in scales, and they are vertebrates.
Class of animal with dry scaly skin and that lay egg?
Reptiles, such as snakes, lizards, and turtles, have dry, scaly skin and lay eggs to reproduce. They are ectothermic, meaning they rely on external sources of heat to regulate their body temperature.
What are 7 traits of all reptiles?
1. They are ectothermic vertebrates. 2. Their skin has scales, but no hair or feathers. 3. They have three-chambered hearts (except for alligators and crocodiles, which have four-chambered hearts). 4. They have claws on their toes (except those which do not have legs, such as legless lizards). 5. They are the first animals, in evolution, to develop the amniotic egg. This allows reptiles to lay eggs on land. 6. They are cold blooded, have scales, and lay eggs 7. They almost have a circulatory system like us humans. They have two loops, the pulmonary loop and the systemic loop.
Does an owl have an amniotic egg?
Mammals, birds, and reptiles lay amniotic eggs, so, yes, owls have amniotic eggs. Amniotic eggs contain a yolk and aid in gas and energy exchange.
Does a spider lay amniotic eggs?
No, only reptiles, mammals, and birds have amniotic eggs.
Do frogs and toads have an amniotic egg?
Mammals, birds, and reptiles lay amniotic eggs, and frogs and toads are none of these, so, no, frogs and toads do not have amniotic eggs. Amniotic eggs contain a yolk and aid in gas and energy exchange.
Main features of reptiles?
Reptiles are cold-blooded creatures. They commonly eat insects and have dry, scaly skin. They reproduce by laying eggs and all reptiles are vertebrates.
What kinds of mammals lay amniotic eggs?
Monotremes lay amniotic eggs. Monotremes include just the platypus, the short-beaked echidna and the long-beaked echidna.There are two mammals that lay amniotic eggs. The two mammals that lay amniotic eggs are echidna and platypus.
Are snake reptiles?
Snakes are reptiles because they are cold-blooded, have tough skin or scales, and usually lay eggs with an amniotic sac. So are lizards, turtles and crocodilians are as well.
