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Homeextinct

extinct

Meet the Ice Age Giants

During the Ice Age thousands of years ago, enormous mammals roamed a chilly North America. …

Animal Stories
Mammals
Prehistoric
extinct, giant ground sloth, Ice Age, mammoth, mastodon

Life in the Herd

Living in a herd kept sauropods safe, especially when they had to travel long distances for food. …

Animal Stories
Animals
Prehistoric
dinosaurs, extinct, Sauropods

From Baby to Behemoth

If humans grew as fast as sauropods, you’d go from weighing 7 pounds at birth to weighing 90 pounds when you were two months old! …

Animal Stories
Dinosaurs
Prehistoric
dinosaurs, extinct, Sauropods

Pterosaur Traits

The smallest pterosaurs were the size of sparrows and caught insects. The last pterosaurs were giants that may have been scavengers. …

Animal Facts
Animal Stories
Animals
Dinosaurs
Prehistoric
dinosaur, extinct, prehistoric, pterosaur

Flying the Friendly Skies

220 million years ago, insects and flying reptiles called pterosaurs were the most common sight in the sky. …

Animal Facts
Animal Stories
Animals
Dinosaurs
Prehistoric
Reptiles
dinosaurs, extinct, prehistoric, Pterosaurs, reptile
chevrotain

Lost. . .and Found!

Many kinds of plants and animals have become extinct. But some we thought were gone forever have been rediscovered—alive and well! …

Animal Stories
Collections
extinct, extinction
Ranger Rick Greatest Show November 2015

The Greatest Show on Earth

Travel back in time for a show that was millions of years in the making. …

Animal Stories
Prehistoric
cretaceous, extinct, extinction, jurassic, mesozoic, pangaea, triassic
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The National Wildlife Federation

Uniting all Americans to ensure wildlife thrive in a rapidly changing world

PO Box 1583, Merrifield, VA 22116-1583

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National Wildlife Federation is a 501(c)(3) non-profit organization

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Final Fur Photo Credits

  • Alligator Snapping Turtle: Peter Paplanus
  • American Badger: James Perdue
  • American Pika: Danny Nesor
  • Arctic Fox: Pixbay-TPS Dave
  • Armadillo: Frances Gaines
  • Atlantic Puffin: David Klaasen
  • Balck-capped chickadee: Jennifer Kocher
  • Bald Eagle: Donna Torres
  • Barking Tree Frog: USGS
  • Beaver: Steve Hersey
  • Bisons: Jane Zalewski
  • Black Bear: Steve Perry
  • Brown Pellican: Don Bruschera
  • Canada Lynx: Kiether Williams
  • Dall Sheep: Jan Cook
  • Florida Panther: Brian Imparato
  • Great Blue-Heron: NIC Stoltzfus
  • Great Horned Owl: Joile Gordon
  • Green Sea Turtle: Florida Fish and Wildlife
  • Grizzly Bear: Kandace Heimerr
  • Hawaiin Monk Seal: Flickr-NOAA
  • Horseshoe Crab: iStock
  • Javelina: Flickr-WPLynn
  • Monarch: JOANNE TAYLOR
  • Moose: Pixbay-TPS Dave
  • Mountain Lions: iStock
  • Octopus: Hans Glauser
  • Orca: iStock
  • Prairie Dog: Pixbay-Kikersbay
  • Pronghorn: Pixbay-Skeeze
  • Sea Otter: Katherine Davis
  • Virginia Big-Eared Bat: USFWS

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