Immunotherapy for dogs? Seattle-based nonprofit backs promising canine cancer vaccine So far, the vaccine has been given to 600 dogs at 11 clinics across the U.S., including two in Washington state. Stephen Howie
Captive-bred axolotls thrive in Mexican wetlands, researchers find The cartoonish-looking salamanders have faced an uncertain future in the wild. But researchers hope that breeding axolotls in captivity and releasing them in the wild can help their numbers. Alana Wise
Gorillas have a big fight ahead of them, and it's not against 100 men, expert says This week, the internet was up in arms over who would win in battle: 100 men or a single silverback gorilla? One expert says the real fight is much bigger. William Troop
Boosting crawfish frog numbers by moving their eggs Crawfish frog numbers are on decline due to habitat loss. But scientists in Indiana are working to return species to a historic site. Tim Jagielo
Meet the hungry caterpillar's punk cousin — the 'bone collector' A newly discovered species of caterpillar eats other bugs and then wears their dead bodies. Justine Kenin
Meet the man who protects snowy owls that migrate to Boston's Logan Airport Every year, snowy owls fly from the Arctic to Boston's Logan Airport to find food. One man catches them and releases them far away to keep the owls and passengers safe. Hosts
Bodega cats aren't just cute. They're working animals Many of New York's bodegas (convenience stores) feature popular residents -- cats. They help keep vermin out and invite customers in. They are popular on Instagram, but they are not legal. Jeff Lunden
A moose trek across Sweden pulls in millions of viewers looking for 'Slow TV' Last year, more than 9 million people watched across the world, and executive producer Johan Erhag said he expects viewership will be even higher this year. Ayana Archie
After nearly 50 years cooped up inside, Rockalina the turtle finds the great outdoors Rockalina was an adult eastern box turtle living in the wild when she was taken into a New York home in 1977. When a reptile rehabilitation center got a hold of her this February, they worried for her survival. Alina Hartounian
Bats fine tune their navigation superpowers to avoid crashes When bats swarm out of caves in the thousands, they almost never crash into each other. Why? Alejandra Marquez Janse