Complete this cloze reading task using the words provided below. Check that it makes sense and has the correct grammar.
Penguins
penguins
flightless
submerged
species
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incubating
stone
hatched
flipper
| Killeroffspring enemies humans | insulatedplumage squid rookeries |
When you think of Antarctic wildlife, ______________ are often the first animal that come to mind.
Penguins are true _______________ birds. To survive the harsh conditions of the Antarctic, their bodies are _______________by a thick layer of blubber and a dense network of waterproof ____________. Penguins' bones are solid and heavy, which help them to remain __________________ and reduce the energy needed for pursuit diving. Some ______________ can reach depths of 300 metres or more and stay submerged for up to 25 minutes, though most prefer shorter, shallower dives.
Penguins feed heavily on fish, ______________ , and other small crustaceans.
Penguins generally breed in large, dense colonies called ______________, some with 180,000 or more birds. The sights, smells, and noise of one of these huge colonies are unforgettable. Most penguins build nests of ___________ and there they incubate one or two eggs. Adult pairs take turns _______________ their eggs and feeding the chicks once they have _______________. Communication at these crowded rookeries can be very important not only in locating mates or ______________, but also in courting rituals or signalling danger. In addition to vocal signals, penguins also communicate by head and _______________ waving, bowing, gesturing and preening.
Natural _______________ of the penguin include seals, _____________ whales, and, in the case of young chicks and eggs, several species of seabirds. Healthy adult penguins have no predators on land, so they have no natural fear of ____________.
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