Brown-throated three-toed sloth in Manuel Antonio National Park, Costa Rica
Brown-throated three-toed sloth in Manuel Antonio National Park, Costa Rica (© Lukas Kovarik/Shutterstock)
Feeling lazy? Today's your day
If you're moving slow today, that's just fine: You're outpacing today's homepage subject, which spends 90% of its time scarcely moving a muscle.
© Lukas Kovarik/Shutterstock