forestwildlife.org

R5Lxj TIL that sloths can hold their breath longer than dolphins. Sloths can hold their breath for up to 40 minutes and are actually very good swimmers.
oRKBr TIL that sloths can hold their breath up to twice as long as dolphins
GAXRj TIL Sloths can hold their breath up to 40-minutes underwater; Dolphins can hold it for only 20 minutes.