Jan 14 2013 - 11:22am
Polar bears have evolved to survive in the Arctic with large, oar-like front paws for better swimming, as well as insulating blubber, and two layers of fur for the frigid temperatures. They rely on...
Jan 11 2013 - 10:40am
“I slowly approached this bird resting on the back of a turtle just under the surface of the water. I got the shot just before the tern flew away.” -- Nature's Best photographer, Nuno Sá.
Jan 10 2013 - 10:47am
Sharks have young in three different ways. After internal fertilization, some species lay a thick egg case that encloses the shark embryo (seen in the photo here). Most species are ovoviviparous,...
Jan 9 2013 - 10:51am
These cancer cells have been treated with discodermolide, a chemical obtained from a sponge that grows on deep-sea coral reefs. It prevents the cells from dividing and spreading. Learn more about...
Jan 8 2013 - 10:21am
The toothy goby or common ghost goby (Pleurosicya mossambica) lives among soft corals and sponges in the Indo-Pacific ocean. The relationship it has with its host is commensal, which means the goby...
Jan 7 2013 - 10:06am
The shortfin mako shark (Isurus oxyrinchus) is found offshore in tropical and warm temperate waters of all oceans, but has been known to travel to cooler waters at times. It is very strong and the...
Jan 4 2013 - 9:03am
A colony of 100 million flame shells (Limaria hians) was discovered in Scotland in 2012, and is thought to be the biggest in the world. Flame shells are bivalve mollusks that are shaped a bit like...
Jan 3 2013 - 10:28am
Buyers examine tuna lining the floor of Tsukiji Fish Market in Tokyo, Japan. Ounce per ounce, tuna is one of the most valuable varieties of seafood. In 2012, a single 593lb bluefin tuna sold for $...
Jan 2 2013 - 10:09am
This deep-sea black coral from Hawaii (Leiopathes sp.) is more than 4,200 years old.
Dec 31 2012 - 3:58pm
The deep-sea dragonfish (Stomiidae), also called the barbeled dragonfish, uses it's fang-like teeth to grab prey in its deep-sea environment.
Dec 31 2012 - 8:49am
A right whale opens its mouth wide, revealing huge plates of baleen hanging from its upper jaw. There are between 200 and 270 baleen plates on each side of a right whale's upper jaw. They work like a...
Dec 28 2012 - 9:34am
The pinecone fish (Monocentris japonicus) looks like the real thing on land—covered in large scales with a dark trim. They are found lurking in caves and under ledges in the Indian and Western...