How many birds are there in the world?
How many birds are there in the world?
What you should know about racehorse doping
What you should know about racehorse doping
Montana has made killing wolves easier. Some hunters are pushing back.
Montana has made killing wolves easier. Some hunters are pushing back.
These lizards use bubbles to breathe underwater
These lizards use bubbles to breathe underwater
After 17 years, the cicada choruses are back
After 17 years, the cicada choruses are back
Oil company accused of ignoring community concerns about water, wildlife
Oil company accused of ignoring community concerns about water, wildlife
Idaho law aims to kill up to 90 percent of state’s wolves
Idaho law aims to kill up to 90 percent of state’s wolves
Rare footage shows endangered whales 'hugging'
Rare footage shows endangered whales 'hugging'
Sharks can navigate via Earth's magnetic field, study confirms for the first time
Sharks can navigate via Earth's magnetic field, study confirms for the first time
Chimpanzee moms are like us: They mourn, dote, and take 'me' time.
Chimpanzee moms are like us: They mourn, dote, and take 'me' time.
Bird migration is one of nature’s great wonders. Here’s how they do it.
Bird migration is one of nature’s great wonders. Here’s how they do it.
Ant 'portraits' reveal how beautiful these insects are
Ant 'portraits' reveal how beautiful these insects are
South Africa plans to end controversial captive lion industry
South Africa plans to end controversial captive lion industry
These birds nap while they fly—and other surprising ways that animals sleep
These birds nap while they fly—and other surprising ways that animals sleep
Trillions of cicadas are arriving soon—and that’s a good thing
Trillions of cicadas are arriving soon—and that’s a good thing

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