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In mammals, this gland allows mothers to feed their young without leaving them to find food.

This term means that offspring hatch from eggs that are laid in a suitable location outside of the mother.

Allen’s rule states that animals in colder regions of their distribution range tend to have __________ limbs, digits and ears.

Which of the following is not a general characteristic of Mammals?

In sea turtles, all the eggs hatch at one time which overwhelms predators. This process is known as:

A shark’s body is covered with __________, or toothlike, scales.

Whales belong to which Order of Mammals:

Birds with strong, chisel-like beaks and grasping feet best describe which group:

Birds use which of the following for navigation during migration?

Crocodiles & Alligators belong to this Order of Reptiles