Zoologist Sam Trull trains orphaned sloths in Costa Rica how to be wild.
Get ready for the bare-necked umbrellabird.
Soil can be good for your serotonin levels.
While lounging by the beach sipping drinks with little umbrellas can be fantastic, a more active, adventurous vacation can actually do more to improve your quality of life.
Make sure co-workers know what "emergency" really means.