Shark identification guide for South America - Pacific

Defenders of Wildlife has been working to protect our nation's wildlife since 1947.

• Mission and Vision
• Our Values
• Who We Are
  • Defenders Staff
  • Board of Directors
• Where We Work
  • Alaska
  • California
  • Southeast
  • Northwest
  • Rocky Mountains and Great Plains
  • Southwest
• Success Stories
• Jobs
  • Benefits Plan
  • Legal Internships
• Financials
• Contact Us
• Frequently Asked Questions

Understand the threats facing our treasured wildlife and what Defenders is doing to help.

• Habitat Conservation
• Living with Wildlife
• Endangered Species Act
• Climate Change
• Renewable Energy
• International Conservation
• In the Courts
• The War On Wolves

Learn more about the amazing animals and landscapes that make up our nation's wild heritage.

• Animals
  • Gray Wolf
  • Florida Manatee
  • Sage-Grouse
  • Jaguar
  • Sharks
  • Polar Bears
  • Sea Turtles
  • See All Factsheets
• Landscapes & Habitats
  • Arctic
  • Florida Panhandle
  • Mojave
  • Northern Rockies
  • Sagebrush Sea
• Defenders Magazine
  • Summer 2016
  • Spring 2016
  • Winter 2016
  • Fall 2015
  • Submission Guidelines
• 2016 Photo Contest Winners
• Places for Wolves
• Wildlife eNews

Your contribution will help us save something wild.

• Donate
• Join Defenders
  • Membership Benefits
• Renew Your Membership
• Become a Monthly Giver
• Adopt an Animal
• Gifts & Gear
• Join Our President's Council
• Make a Bequest for Wildlife
• Other Ways to Help
  • Shop to Defend
  • Give Stocks
  • Workplace Giving
  • Employer Matching Gifts
  • Liberty Mutual Insurance
  • Bank of America Offers
  • Sungevity Solar
  • Ethical Electric

Learn what you can do to make a difference for our wildlife and wild places.

• Current Actions
• Sign Up for News and Alerts
• Upcoming Events
• Conservation Report Card
• Wildlife Advocate Center