What Will We Eat in a Hungrier World?

Primal Fights: When Females Dominate

When males monkeys outnumber females, females often prove the dominant sex.

• Behind the Killings of Congo's Rare Mountain Gorillas
• Rwanda: Safe Enough to Visit
• Finding Our Animal Nature

A polar bear.

Is the Polar Bear Threatened?

Judge rules that Interior Department has until May 15 to rule on Endangered Species Act.

• How Hibernating Bears Beat Bone Loss
• Peek-a-Boo Panda
• Q&A with Werner Herzog: The Bear Truth

• The Sadistic Treatment of Tennessee Walking Horses
• Another Horse Sports Tragedy
• More Horse Deaths at Equestrian Events
• An Equine Mystery in the Bluegrass
• Ed Whitfield, Equestrian Hero
• The Kentucky Derby Tragedy
• Riding Kills Horses, Too

Nerve pathways for vocal communication are basically the same in ancient fish and modern vertebrates, indicating the system has survived hundreds of years of evolution.

Fish Tales

Nerve pathways for modern vocal communication began in ancient species.

• The Salmon Fishing Season Is Canceled
• Erbe: Salmon Depletion a Bad Omen
• U.S. Readies Aid for Salmon Fishermen
• In California, the Missing Fish Mystery
• One Fish, Two Fish, No Fish
• Fish Fight a West Nile Foreclosure Threat

Fruits and vegetables rich in anti-oxidants.

Surprising Truths About Fruits and Vegetables

Americans are nervous about eating their vegetables. Or is it fruits?

• Don't Let Gardening Drive You Bananas
• Seed Demons in the Garden
• Finding Health Benefits in a Fiery Food
• Growth Areas: Seeds and Fertilizer
• Eat Like a Peasant and Enjoy!

Woman reading book in bed, focus on puppy dog sleeping in foreground

Your Dog is Fat. And You Know What to Do

How to get your pooch back in shape.

• Global Warming Begets Adorable Kittens
• Your Pet's Time of the Month
• Have Pooch, Will Travel
• The Pet Prescription
• Doggedly Adapting

Arizona Striped Whiptail The Arizona striped whiptail, imperiled because of habitat destruction, is one of 681 species that WildEarth Guardians filed suit against the U.S. Fish and Wildlife Service to protect. In the past two years, no U.S. plant or wildlife species has been added to the list.

Not-Quite-Endangered Species

One conservation group says these 10 species—and 671 others—belong on the endangered list.

• The Killings of Congo's Rare Gorillas
• Add More Species to Endangered List
• Is the Polar Bear Threatened?
• Gray Wolves Will be Hunted Again
• Preserving a Legacy of Species Conservation

Although categorized as a mammal, the platypus doesn't fit neatly into any of the usual zoological classes.

Platypus Genome Shows Beauty Is More than Skin Deep

New research proves platypus DNA is equally compiled of avian, reptilian and mammalian lineages.

• Mutual Relationship with Algae Helps Corals Survive Bleaching
• Invasion of the Zebra Mussels