Sort:  
 last year 

👎
My next hint would have been that you won't find the answer in a biology book. But the gorilla is very smart and got the right direction - and perfectly correct answer - without any hint.

Coin Marketplace

STEEM 0.04
TRX 0.32
JST 0.082
BTC 62333.05
ETH 1669.91
USDT 1.00
SBD 0.41