April 24, 2018, 11:59 a.m. by Noel Kirkpatrick
Scientists aren't sure why males prefer the older spiders, but it may have something to do with their pheromones.
How Finn the yellow lab helped save an island of penguins
April 5, 2018, 1:56 p.m. by Jaymi Heimbuch
This dog was trained to sniff out pesky rabbits, and in the process he protected so much more.
Bonobos like to share with strangers — even when it comes to food
April 5, 2018, 1:41 p.m. by Noel Kirkpatrick
Bonobos will help complete strangers get food — and they don't even need to be asked.
Watch a caterpillar hatch from an egg the size of a pinhead
April 4, 2018, 2:59 p.m. by Noel Kirkpatrick
The caterpillars that hatch from the eggs of painted lady butterflies are smaller than a grain of rice.
From fuzzy fluffball to stately bird: The life cycle of an eagle
April 4, 2018, 9:17 a.m. by Mary Jo DiLonardo
Eagles make the remarkable transformation from hairy hatchlings to majestic adult birds.
'Migrating with the Sandhill Cranes': Follow the journey
March 30, 2018, 11:43 a.m.
This MNN exclusive film follows one couple's shared love of these magnificent birds.