2 How do animals increase their offspring’s chances of survival? 1. The eggs of egg-laying animals and the babies of live-bearing animals grow in different environments. How are the environments different? Which reproduction method has a higher chance of success? Why? Reproduction of live-bearing animals bearing animals
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pregnant zebra
pregnant pig
pregnant dog
Reproduction of egg-laying animals laying animals
Male seahorses store their unhatched eggs in their pouch. After the eggs hatch, the baby seahorses leave their father’s body.
Male midwife toads use their back legs to carry and protect their eggs.
Birds build a nest to lay their eggs. They will not leave the nest before the eggs hatch.
2. How do these egg-laying animals protect their unhatched eggs? Lift the flaps to find out. 3. Some egg-laying animals use special methods to protect their
I only lay one egg at a time. The penguin father and I take turns to carry the egg and hatch it.
eggs. Find out more interesting methods online or in books, and share them with your classmates.
king penguin mother
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