Extras
In the otherworldly Spiny Forest of Madagascar, a historic release is about to take place.
The Bear River was once a lush area with wetlands, hot springs, and abundant wildlife.
Terry Masear helps rescue baby hummingbird twins whose mother died.
Meet the world鈥檚 first sloth detective dog, Keysha.
Climb into the jungle canopy with Tamara 脕vila Atagua as she builds life-saving bridges for sloths.
Follow a woman鈥檚 transformative journey as she nurtures wounded hummingbirds.
Brand new to science: a sloth drinking water鈥攃aptured cinematically for the first time.
A sloth scientist, her tree-climbing BFF, and their dog work to save Costa Rica鈥檚 sloth populations.
