Киты и дельфины.

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Humpback whales- aquatic mammals from the family of striped whales. It got its name either because the dorsal fin shaped like a hump, or from habits strongly arching his back when swimming .

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Feed on benthic and pelagic crustaceans, schooling fish, less cephalopods and pteropod mollusks. Due to the nature of their diet adhere to coastal waters and the continental shelf During feeding, humpback whales swims with open jaws in a flock of fish or plankton, swallowing food along with water. Then the mouth is closed, and water is filtered through the filter apparatus so that the food lingers on the fringes.

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Species of the Dolphin family live in all open seas and sometimes enter the mouth of large rivers. Representatives of the family of freshwater or river Dolphin have a much more limited distribution. They mostly inhabit the inland fresh water, although some of them can penetrate into brackish estuaries and even in the coastal areas of seas .

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Dolphins eat mainly various species of fish and squid, depending on the regions where they live. They are selective in the food, and not eat anything, give preference to a certain type of fish. They swallow the fish whole, as their jaws and teeth are not designed for chewing. Even dolphins eat mollusks and crustaceans.

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