Download Great Whales (Australian Natural History Series) by John Bannister PDF

By John Bannister

Whales are mysterious and engaging creatures. regardless of glossy know-how, their global continues to be principally unexplored and unknown. they could in basic terms be noticeable, or particularly glimpsed, after they are close to the ocean floor, both from boats, or maybe from shore, or underwater by means of divers. in addition they achieve surprising sizes – the blue whale, for instance, can develop to 30 metres in size, comparable to the peak of a six-storey construction, and will weigh greater than a hundred thirty tonnes.
Seven ‘Great Whales’ are present in the coastal waters surrounding Australia. those comprise six of the biggest baleen whales – blue whale, fin whale, humpback whale, sei whale, Bryde’s whale and southern correct whale – and the sperm whale, the biggest toothed whale.
This ebook presents an in depth account of those striking mammals. in addition to the seven nice Whales, a smaller species – the minke whale – is incorporated as a result of its distinct curiosity to Australians. The publication describes whales’ hugely specialized mammalian constitution and biology, and the historical past of people’s organization with them, at the beginning via legend and beauty, then whaling, and extra lately whale looking at. It additionally seems at their earlier and present prestige, and the conservation tasks which are in position to guard them from present or power threats.
With either historic and up to date pictures, in addition to an intensive word list, nice Whales could be loved via average historical past fans, zoologists and scholars alike.

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