4. Species of whales.
Gray whale.Blue whale. Humpback whale. Baleen
whale.Polar whale .How many of these species of
whales!
5. Gray whale.
It is one of the oldest mammals - age form has about
30 million years. Length of female does not exceed 15
meters, and male - 14.6 meters. He’s weight s about
20-35 tons. On the back instead of the fin slightly
noticeable hump.
6. Blue whale.
• One of the biggest animals who even lived
on the Earth.Female is always bigger than
male. It is 30 meters long and it weights 100
tons. It isn’t blue,but it is blue-gray with
silver-gray irregular spots. It eats planktons,
absorbing for each "meal" up to one ton of
feed.
7. Humpback whale.
Big animal with dense shortened
body, back and sides are blackish,
and the color is black or white. The
maximum length of about 15 meters.
Whale, who’s length is 14 meters can
weigh more than 40 tons.
8. Baleen whale.
Got its name because of
the long horny plates
called whalebone, are in
their mouths instead of
teeth.
9. Polar whale
Reaches a size of 21 meters and a weight of up to 150
tons. His head takes up a third of the body and is
separated from the body by easily visible neck.
General color of adults-dark, sometimes with a white
throat, in immature - grayish dark. The skin on the
body smooth, horny outgrowths and cones, shells of
barnacles not cluttered
10. Intresting facts.
1. Did you know that whales tan? Yes,whales like tan.
2. Whales eye weights about 5 pounds.
3.The hearth of the blue whale weights as much as car
(1.5 tons)
4. Whale is the only non-human mammal that ... sings
5. Whale tails are as individual as humans
fingerprints.
11. February 19 - World Day for the protection of
marine mammals (whales Day)
Extermination of whales, which
lasted more than a century, adversely
affected their population - many
whales were on the verge of
extinction. Many whales recorded in
the lists of the International Red
Book. Reducing the number of
whales leads to disruption of the
biological balance in marine
ecosystems.
12. Every year, environmental organizations and the
public in different countries together for
environmental actions to protect marine mammals.
Spotlight on 19 February - whales and other marine
animals.
