An egg is the organic vessel containing the zygote in which an animal embryo
develops until it can survive on its own, at which point the animal hatches. An egg
results from fertilization of an ovum...
Egg laying was an evolutionary change to ensure survival of the offspring. Only
2,000 of the 10,000 modern species of lizards and snakes have live births, while
Monotremes, mammals that lay eggs, are limited to the platypus and several
species of spiny anteaters. These animals form an umbilical cord to the egg
May 17, 2011 ... These birds spend a lot of time caring for their young to help the species stay
alive. In contrast, birds who lay 10 or more eggs, including the ...
Jan 16, 2016 ... Many animal groups have some species that lay eggs and others that birth live
young, including fish, amphibians, and yes, even mammals, ...
Most species of fish, amphibians, all birds, reptiles and most insects and
arachnids lay eggs. In most reptiles and birds, fertilisation of the ovum is what
Mostly the mammals give birth to babies but only a few egg laying mammals can
also be found on earth whose pictures and facts list is given.
www.ask.com/youtube?q=List of Animals That Lay Eggs&v=H1PhRI28zu8
Nov 9, 2009 ... A goofy tourist takes you on an adventure around the world to find animals that
lay eggs. It's your job to help her decide! The intended audience ...
animals lay eggs? Have the children ever seen their eggs? Tell them we use
commas to separate items in a list. Ask the children to describe what is
At least we know that mammals don't lay eggs right? Well actually, that's not
entirely true. There are two primitive species of mammal that do lay eggs.