Gorilla and some species of brown bear have significant overlap in weight.
(From wikipedia)
Brown bears generally weigh 80 to 600 kg (180 to 1,320 lb), with males outweighing females.[33]
Gorillas are the largest living primates, reaching heights between 1.25 and 1.8 m (4 ft 1 in and 5 ft 11 in), weights between 100 and 270 kg (220 and 600 lb),
100 bear sized gorillas or 100 gorilla sized bears?
Gorilla and some species of brown bear have significant overlap in weight.
(From wikipedia)