34. Indri
Also known as the babakoto, the indri is one of the largest lemur species in the world. Their bodies can reach up to 28 inches long, and they can weigh up to 21 pounds. The indri is distinguishable by its black and white fur coat. They are closely related to the sifaka and mostly stay active during the day.
This mammal stays upright when climbing or clinging to a tree branch. They live in small clusters and move through forest canopies together. Indris are herbivorous, feeding mostly on leaves, flowers, seeds, and fruits. These animals communicate with one another by roaring, singing, and making other unique vocalizations.