Animals & Plants

Current methods underestimate ages of sharks, researchers suggest

Current methods underestimate ages of sharks, researchers suggest

Shark vertebral band pairs are related to growth, not time Band pairs in shark vertebrae have been used for decades to estimate shark age, of...
Whales use song as sonar

Whales use song as sonar

Singing whales use echolocation for reproductive purposes Any quick internet search for recordings of humpback whale song returns audio compilations that can receive tens of...
World's largest king penguin colony has shrunk nearly 90%

World’s largest king penguin colony has shrunk nearly 90%

Known since the 1960s, the colony of king penguins (Aptenodytes patagonicus) on Île aux Cochons, in the southern Indian Ocean, had the distinction of...
Owning a dog is linked to a longer, healthier life

Owning a dog is linked to a longer, healthier life

In a recent study, Swedish researchers find that dog owners have a lower risk of death due to cardiovascular disease or to other causes. In...
Dogs bust through boundaries to comfort their people

Dogs bust through boundaries to comfort their people

“Dogs have been by the side of humans for tens of thousands of years and they’ve learned to read our social cues.” Dogs not only...
A cooler ocean predator than sharks Consider the mantis shrimps

A cooler ocean predator than sharks? Consider the mantis shrimps

When you think about fearsome predators in the ocean, the first thing that pops into your mind is probably a shark. Sure, sharks are OK,...
octopus, low-oxygen life

Shy octopus hides inside its own tentacles

The low-oxygen life There’s a lot to love about the Santa Barbara Channel. On the mainland side beautiful beaches abound, while the Channel Islands provide unique...
Ebola virus gene stolen and preserved by Myotis Bats, says new study

Ebola virus gene stolen and preserved by Myotis Bats, says new study

A gene from the deadly Ebola virus that allows the virus to escape from the human immune system has been identified in the genome...
Leggy lizards don't survive the storm

Leggy lizards don’t survive the storm

Nobody knows exactly what happens at the eye of the storm. But biologists at Washington University in St. Louis have published a first-of-its-kind look at...
Dogs will overcome obstacles to help if their owners are upset, says new study

Dogs will overcome obstacles to help if their owners are upset, says new study

Dogs are thought to be very aware of people's emotions, but if a pup's owner was really upset, would it actually go out of...