View Egg Laying Mammals Animals Pictures. It is not hard to distinguish mammals from other forms of animals because they make up a large percentage of the. Introduced in 1798 in europe, the animals have several features like those of reptiles and birds. Learn about egg laying animals with free interactive flashcards. Eggs are associated with animal groups such as reptiles, birds and fish. When specimens were first shipped back from australia, it was thought to be a taxidermic hoax. Monotremata / anatomy & histology*. An egg results from fertilization of an egg cell. Lloyd glenn ingles © 2001 california academy of sciences. I'd argue that the main reason why mammals have become so successful is due to their phenomenal evolutionary jump from laying eggs (oviparous) to birthing live young (viviparous).It explains about characteristics of mammals to show how mammals are different from egg laying animals like.