What You Can Do to Help Sharks
Your support will help us fight to protect sharks and other threatened and endangered wildlife.
Adopt a Shark
A symbolic adoption helps save real animals in the wild.
Visit our Wildlife Action Center to send a message to government leaders.
Speak Up for Wildlife
Learn how you can be a powerful advocate for wildlife.
Sign up to receive instant alerts and updates about important issues affecting wildlife.
Become a Defender of Wildlife
Your Defenders membership includes our quarterly publication with fascinating articles and stunning photos of wild animals in their natural habitats.
Size: The spined pygmy shark, a deep-sea shark, is one of the smallest at only about 7-8 inches, while the whale shark is the largest shark, and fish, at about 50 feet in length.
Lifespan: Although lifespan varies by shark species, most sharks are long-lived and generally tend to live for 20-30 years. Species like the spiny dogfish and the whale shark are believed to live for over 100 years!