Photo of the day

A closeup of a golden jackal, roaring and sticking its sharp deadly teeth out at its prey. This image is from Wild Hunters.

Cumberland, Maine: Tiny Chihuahua Lola sniffs at one of her best friends, a Nigerian Dwarf goat named Princess Leia. As a four-inch tall newcomer on the Maine dairy farm, Lola had a hard time making friends with the other animals, but the tiny goats welcomed her into their playful world. The trio now spends their days leaping off hay bales and chasing each other in the hen coup. This image is from Unlikely Animal Friends.

Photo of Stonehenge: Decoded. The remarkable arrangement of mysterious stones on Salisbury Plain in southern England

Photo of Dr. Susan Kelleher and her patients..(Dr. K's Exotic Animal Er)

A closeup of a slug-eating snake with a snail on top. This image is from Wild Hunters.

Dr. Nancy Jaax (Julianna Margulies) finds Dr. Peter Jahrling (Topher Grace) and shakes him awake making sure he is ok. This image is from The Hot Zone.

Hoedspruit, South Africa: Lammie, the sheep, nuzzles Gertjie, the rhino, lovingly. Gertjie is one of two rhinos that were orphaned by poachers in South Africa and who found comfort and support from their unusual companion. Now Lammie watches over her fast-growing "boys" as if they were her own. This image is from Unlikely Animal Friends.

A baby crocodile swimming in the water. This image is from Wild Hunters.

Ukraine: Pilots celebrating 30 years of the Buran. This image is from Superstructures: Engineering Marvels.

Two of the puppies playing together.

An extreme closeup of a chameleon's eyes. This image is from Wild Hunters.

Beau and Theo, animal best friends hang out together. This image is from Unlikely Animal Friends.

A close up of a Kingfisher after having caught its prey (a trout) with its beak. This image is from Wild Hunters.

Rat Boot Touille (Dr. K's Exotic Animal Er )

USS Nautilus: the world's first nuclear-powered submarine. This image is from Drain the Oceans.

The European wildcat, patrolling the undergrowth, searching for an opportunity to hunt. This image is from Wild Hunters.

Gulf of Mexico: In the Gulf of Mexico, more than 50 miles southeast of Venice on Louisiana's tip, the Deepwater Horizon oil rig is seen burning. This image is from In Their Own Words.

Coco and Lucky, animal best friends hang out together. This image is from Unlikely Animal Friends.

Three polar bears emerging from the water after an unsuccessful hunt. This image is from Wild Hunters.

A nurse at the Yambuku Mission Hospital in Zaire administers a vaccine. This image is from The Hot Zone.

George Preddy poses inside the cockpit of: 'Cripes A' Mighty'. (Joe Noah)

Hawaii North Shore approaching sunset. This image is from Drain the Oceans.

Dr. Nancy Jaax (Julianna Margulies) working in her pathology lab. This image is from The Hot Zone.

Two brown bears fighting. This image is from Wild Hunters.

The Volkswagen production line. This image is from Superstructures: Engineering Marvels.

Volcano and earthquake danger zone in the Pacific Ring of Fire.

Courtenay, BC, Canada: Kate the dog and Pippin the deer kiss. This image is from Unlikely Animal Friends.

Whole image of the sun, showing ejections, tinted red.