Weights of the animals, birds and fishes

Table of heaviest living animals

Rank	Animal	Average mass [tonnes]	Maximum mass [tonnes]	Average total length [m (ft)]
1	Blue whale	110	190	25.5 (84)
2	North Pacific right whale	60	120	15.5 (51)
3	Southern right whale	58	110	15.25 (50)
4	Fin whale	57	120	19.5 (64.3)
5	North Atlantic right whale	55	100	15 (49)
6	Bowhead whale	54.5	120	15 (49)
7	Sperm whale	31.25	57	13.25 (43.5)
8	Humpback whale	29	48	13.5 (44)
9	Sei whale	22.5	45	14.8 (49)
10	Gray whale	19.5	45	13.5 (44)

Table of heaviest terrestrial animals

Rank	Animal	Average mass [tonnes]	Maximum mass [tonnes]	Average total length [m (ft)]
1	African bush elephant	4.9	12.7	6 (18): Height
2	Asian elephant	4.15	8.0	6.8 (22)
3	African forest elephant	2.8	6.0	6.2 (20)
4	White rhinoceros[dubious – discuss]	2.1	4.5	4.4 (14.5)
5	Indian rhinoceros	1.9	4.0	4.2 (13.9)
6	Hippopotamus	1.8	4.5	4 (13.2)
7	Javan rhinoceros	1.715	2.3	3.8 (12.5)
8	Black rhinoceros	1.1	2.9	4 (13.2)
9	Giraffe	1.0	2	5.15 (16.9)
10	Gaur	0.95	1.5	3.8 (12.5)

Table of heaviest living reptiles

Rank	Animal	Average mass [kg (lb)]	Maximum mass [kg (lb)]	Average total length [m (ft)]
1	Saltwater crocodile	454 (1,000)	2,000 (4,400)	4.5 (14.8)
2	Nile crocodile	410 (900)	1,360 (3,000)	4.2 (13.8)
3	Orinoco crocodile	380 (840)	1,100 (2,400)	4.1 (13.5)
4	Leatherback sea turtle	364 (800)	932 (2,050)	2.0 (6.6
5	Black caiman	350 (770)	1,310 (2,900)	3.9 (12.8)
6	American crocodile	335 (739)	1,000 (2,200)	4.0 (13.1)
7	Gharial	250 (550)	977 (2,150)	4.5 (14.8)
8	American alligator	240 (530)	1,000 (2,200)	3.4 (11.2)
9	Mugger crocodile	225 (495)	600 (1,320)	3.3 (10.8)
10	Tomistoma	210 (460)	500 (1,100	4.0 (13.1)
11	Aldabra giant tortoise	205 (450)	360 (790)	1.4 (4.6)
12	Slender-snouted crocodile	180 (400)	325 (720)	3.3 (10.8)
13	Galapagos tortoise	175 (390)	400 (880)	1.5 (4.9)

Table of heaviest living birds

Rank	Animal	Average mass [kg (lb)]	Maximum mass [kg (lb)]	Average total length [cm (ft)]
1	Ostrich	104 (230)	156.8 (346)	210 (6.9)
2	Southern Cassowary	45 (99)	85 (190)	155 (5.1)
3	Northern Cassowary	44 (97)	75 (170)	149 (4.9)
4	Emu	33 (73)	70 (150)	153 (5)
5	Emperor Penguin	31.5 (69)	46 (100)	114 (3.7)
6	Greater Rhea	23 (51)	40 (88)	134 (4.4)
7	Dwarf Cassowary	19.7 (43)	34 (75)	105 (3.4)
8	Lesser Rhea	19.6 (43)	28.6 (63)	96 (3.2)
9	King Penguin	13.6 (30)	20 (44)	92 (3)
10	Kori Bustard (male)	14 to 19 kg (31 to 42 lb)	20 kg (44 lb)