Join IDNLearn.com to access a wealth of knowledge and get your questions answered by experts. Ask your questions and receive comprehensive and trustworthy answers from our experienced community of professionals.

Which class of animals, characterized by feathers, beaks, and the ability to lay eggs, is known for their diverse species ranging from flightless emus to soaring eagles?
a) Birds
b) Mammals
c) Reptiles
d) Amphibians