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Plants & Animals Dec 15, 2022

Insects may feel pain, says growing evidence: Here's what this means for animal welfare laws

At least a trillion insects are killed annually for food and animal feed. Routine slaughter methods include extreme heat and cold, often preceded by starvation. By comparison, "only" around 79 billion mammals and bird livestock ...

Plants & Animals Dec 8, 2022

Researchers assess danger that marine heat waves pose to young sea snails

Scientists, fishermen and nature lovers alike worry how sea creatures will fare as the oceans change around them. There's plenty of evidence that higher temperatures will place stress on marine animals. But just as important ...

Ecology Dec 7, 2022

Could trawler cams help save world's dwindling fish stocks?

For years, Mark Hager's job as an observer aboard New England fishing boats made him a marked man, seen as a meddling cop on the ocean, counting and scrutinizing every cod, haddock and flounder to help set crucial quotas.

Evolution Dec 6, 2022

Crabs have evolved five separate times—why do the same forms keep appearing in nature?

Charles Darwin believed evolution created "endless forms most beautiful." It's a nice sentiment but it doesn't explain why evolution keeps making crabs.

Ecology Nov 29, 2022

White sharks once again migrate into Florida's waters, probably eating other sharks

It's that time of year again: White sharks, just like snowbirds, have started heading south for the weather. They're turning toward Florida's waters after spending the summer off Cape Cod and Nova Scotia, hunting seals and ...

Plants & Animals Nov 28, 2022

Swimming habits of gelatinous animals could inspire underwater vehicle design

A gelatinous sea creature could teach engineers a lesson or two.

Evolution Nov 28, 2022

Unique features of octopus create 'an entirely new way of designing a nervous system'

Octopuses are not much like humans—they are invertebrates with eight arms, and more closely related to clams and snails. Still, they have evolved complex nervous systems with as many neurons as in the brains of dogs, and ...

Evolution Nov 25, 2022

What octopus and human brains have in common

Cephalopods like octopuses, squids and cuttlefish are highly intelligent animals with complex nervous systems. In Science Advances, a team led by Nikolaus Rajewsky of the Max Delbrück Center has now shown that their evolution ...

Ecology Nov 17, 2022

Reducing bycatch with sensory deterrents

A new study has revealed the potential for sensory deterrents to reduce marine megafauna bycatch in fisheries.

Plants & Animals Nov 9, 2022

How squid and octopus get their big brains

Cephalopods—which include octopus, squid, and their cuttlefish cousins—are capable of some truly charismatic behaviors. They can quickly process information to transform shape, color, and even texture, blending in with their ...

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