Babies Nayembi and Patty aren’t the only apes putting on weight at Regenstein Center for African Apes. Adolescent male Azizi, who’s in the building’s bachelor troop, has gone through an impressive growth spurt himself.
Growing gorilla Azizi in his favorite tub in 2009 and 2013.
The gorilla, who will be 10 in December, has more than doubled his body weight since 2009. You can see the change yourself in these paired photos from Curator of Primates Maureen Leahy, which show Azizi lounging in his “favorite black tub” then and now.