2. They livein the sea,and theyhavethe body of a fish. They are
excellent swimmers. The dolphins are mammals.Whenthey are
young,mothersfeed them withmilk.When they are older they
eat fish,squidsand octopuses.
Pregnancy takesfrom 11 to12 months.
Duringthebirth other females help themother and also protect
itfrom thesharks.
3. Thewhalesbecomematurebetweenof 7-10 years. Thefemales
reproduce between5-7 years. The femaleshave several couples
during theirtrip. They eateverything. The whaleslive inthe sea,
in thehot water. Whalesare big and long.
4. Penguins are a groupof flightless birds. They usuallylivein
Antartica. Most penguins feed on squids, fish andother
marinecreatures. Penguins are excellentswimmers. All
penguin species are partners in the process of reproduction .
Females usuallylay 2 or 3 eggs , and the male keeps them
warmduring weeks .
