4. The whale
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It is a sea mammal
It nurses its babies with milk
It is warm blooded
Their babies are given birth. They are viviparous.
It has body hair
Depending on type, it can eat plankton or other
mammals, including whales.
• It breathes through lungs
6. The snail
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It is a mollusc.
It breathes through one lung.
It can live in salty water or in fresh water.
Depending on the type, it can be herbivore,
carnivore or omnivore.
• It lays eggs. It is oviparous.
• It normally has a shell that protects its body.
• Slugs are very similar to snails but they haven’t
got shells.