Heroes

USA Hero

Wikipedia

Science Websites 

Earth #1

Earth #2

Earth #3

Rock Hounds with Rocky 

Rock #1

Rock #2

Rock #3

Rocks and Rock Collections

Volcano #1

Volcano #2

Volcano #3

Volcano #4

Volcano #5

Volcano #6

Volcanoes of the World

Wisconsin Historical Society

Arctic Animals

Alaska Mammals

Alaska Zoo - Mammals

Animals A to Z

The Arctic & Its Animals

Arctic Studies Center - Arctic Wildlife Portfolio -

(limited but good information and has a matching game to play for fun)

Arkive pictures
(Images of life on earth) 

Canadian Museum of Nature

eNature: America's Wild Resource

Enchanted Learning - Arctic Animals

National Zoo Animal Index

San Diego Zoo

Sea World

Birds

Arkive pictures
(Images of life on earth)

Bird Printouts

Searchasaurus

Bird Guide

Birds - National Geographic A-Z

eNature Fieldguides: Birds