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An a ssassin fly ("Pegesimallus sp.") eating a termite by sucking its dissolved tissue (Photo by Rob Felix)

An a ssassin fly ("Pegesimallus sp.") eating a termite by sucking its dissolved tissue (Photo by Rob Felix)

Scientists have tested octopuses' intelligence by placing food inside of jars with screwed caps. The eight-armed creatures easily unscrew the jar for the prize inside. One scientist even discovered one could unscrew childproof caps. Now that's impressive!

Mind-blowing facts about this alien-looking creature that's one of the hardest to study in the wild

Scientists have tested octopuses' intelligence by placing food inside of jars with screwed caps. The eight-armed creatures easily unscrew the jar for the prize inside. One scientist even discovered one could unscrew childproof caps. Now that's impressive!

"Hail the Hydra, an Animal That May Be Immortal"   The freshwater polyp, <em>Hydra magnipapillata</em>

Hail the Hydra, an Animal That May Be Immortal

"Hail the Hydra, an Animal That May Be Immortal" The freshwater polyp, <em>Hydra magnipapillata</em>

Holothurian Hugs Photography

Holothurian Hugs Photography

Gömülü resim için kalıcı bağlantı

Gömülü resim için kalıcı bağlantı

GORY GIFTS  This holiday season, why not offer your loved one a nice mouse on a stick? A male great grey shrike uses sharp sticks or thorns to hold its catch in place while it eats, then later offers the dismembered prey to a female. ~~ Marek Szczepanek/Wikimedia Commons

A gory 12 days of Christmas

GORY GIFTS This holiday season, why not offer your loved one a nice mouse on a stick? A male great grey shrike uses sharp sticks or thorns to hold its catch in place while it eats, then later offers the dismembered prey to a female. ~~ Marek Szczepanek/Wikimedia Commons

Sir Butterfly! New Species Named for David Attenborough http://whtc.co/7sts

Sir Butterfly! New Species Named for David Attenborough http://whtc.co/7sts

You won’t find this egg in any typical Easter hunt. Instead, you’ll have to venture into rocky reefs or kelp forests off the California coast from Santa Barbara southward, where California horn sharks generally lay the corkscrewed packages, also called egg cases.

You won’t find this egg in any typical Easter hunt. Instead, you’ll have to venture into rocky reefs or kelp forests off the California coast from Santa Barbara southward, where California horn sharks generally lay the corkscrewed packages, also called egg cases.

Two species of diatoms, a type of phytoplankton: Odontella sinensis on the left; Odontella mobiliensis on the right.  These diatoms measure 100 to 200 microns (0.1–0.2 mm). The small particles within the cells are chloroplasts.

Two species of diatoms, a type of phytoplankton: Odontella sinensis on the left; Odontella mobiliensis on the right. These diatoms measure 100 to 200 microns (0.1–0.2 mm). The small particles within the cells are chloroplasts.

A flock of gentoo penguins at the Tennessee Aquarium in Chattanooga puts on a show. At heights of almost 3 feet (1 meter), gentoos are the third-largest penguin species in the world. Gentoos build nests out of round, smooth stones, which are highly prized by females. To curry favor with a potential mate, male gentoos sometimes present "gifts" of these coveted rocks.

101 Animal Shots You'll Go Wild Over

A flock of gentoo penguins at the Tennessee Aquarium in Chattanooga puts on a show. At heights of almost 3 feet (1 meter), gentoos are the third-largest penguin species in the world. Gentoos build nests out of round, smooth stones, which are highly prized by females. To curry favor with a potential mate, male gentoos sometimes present "gifts" of these coveted rocks.

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