Sloths, moths, algae may live in three-way benefit pact
Insects and green slime may justify slow mammal’s risky descent from trees
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2014/01/sm_sloth_feat_FREE.jpg?fit=860%2C460&ssl=1)
MAMMAL’S LITTLE HELPERS To make a living as one of the rare mammals that eats only tree leaves, a brown-throated three-toed sloth may be getting some help from mating moths and sloth-specialist algae.
Christian Mehlführer/Wikimedia Commons