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Sharks 101

nationalgeographic.org

Sharks can rouse fear and awe like no other creature in the sea. Find out about the world's biggest and fastest sharks, how sharks reproduce, and how some species are at risk of extinction.

2022年6月8日

短视频

Did you know that sharks can tan?! Sun-tanning had never been shown in marine organisms until the 1990s, when marine biologists at the University of Hawai’i observed scalloped hammerhead pups tanning! They even had tan lines!! [Lowe & Lowe, 1996] Juvenile scalloped hammerhead sharks are light brown in color, but after hanging out in the clear, shallow reef where UV levels are high for a few weeks they tanned to a dark brown! Color change is common in marine animals, but sun tanning is rare! #sha

已浏览 1178 次

Did you know that sharks can tan?! Sun-tanning had never been shown in marine

BIG GAME 😮‍💨😮‍💨😮‍💨 #InvestecChampionsCup #SHAvTOU

已浏览 2.4万次

BIG GAME 😮‍💨😮‍💨😮‍💨 #InvestecChampionsCup #SHAvTOU

Shark Attacks

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2023年5月24日

Shark attacks diver

Shark attacks diver

已浏览 30.3万次2016年8月8日

Multiple shark attacks reported across U.S.

Multiple shark attacks reported across U.S.

2023年5月19日

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Did Covid-19 Affect Sharks?

Did Covid-19 Affect Sharks?

FacebookBloomberg Originals

已浏览 2.2万次2020年8月7日

Study: Sharks, humans can share ocean peacefully

Study: Sharks, humans can share ocean peacefully

2023年6月6日

Why do sharks sleep? - Science Journal for Kids and Teens

Why do sharks sleep? - Science Journal for Kids and Teens

sciencejournalforkids.org

2022年11月7日

Shark Documentary

Shark Movie Deep Dive

Shark Movie Deep Dive

2023年4月14日

Shark Movie Deep Dive

Shark Movie Deep Dive

2023年7月8日

The new 'National Geographic' documentary explores tiger sharks

The new 'National Geographic' documentary explores tiger sharks

2020年7月18日