Ep 6 - Why do some animals hibernate?

Why do some animals sleep through the winter while others don't? Featuring children from St. Nicholas Parochial School in Galway, Biologist Marie Förg and Collie Ennis, co-host of The Critter Shed podcast.<p>See <a href="https://omnystudio.com/listener">omnystudio.com/listener</a> for privacy information.</p>