Sharks some facts
Sharks are among the most misunderstood creatures in the universe. Not all sharks fit the reputation people have built for them-killing machines, cruel, vicious, and deadly effecient. Of the 250 species of sharks, some are completely harmless to people, most are dangerousonly if provoked, and only a...
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Format: | Book |
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Language: | English |
Published: |
St. Louis, Mo. :
BFA Educational Media,
1979.
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245 | 0 | 0 | |a Sharks |h [videorecording] : |b some facts |
260 | |a St. Louis, Mo. : |b BFA Educational Media, |c 1979. | ||
300 | |a 1 videocassette (17 min.) : |b sd., col. ; 1/2 in. | ||
520 | |a Sharks are among the most misunderstood creatures in the universe. Not all sharks fit the reputation people have built for them-killing machines, cruel, vicious, and deadly effecient. Of the 250 species of sharks, some are completely harmless to people, most are dangerousonly if provoked, and only a few are known to have attacked humans. And all sharks play important roles in the marine environment. To protect ourselves and to protect the sharks, we need to understand shark behavior. | ||
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