How many baby Grey seals are in a litter?
A Grey seal (Halichoerus grypus) usually gives birth to around 1 babies.
Each of those little ones spend around 346 days as a fetus before they are released into the wild. Upon birth, they weight 14 kg (30.86 lbs) and measure 15.7 cm (0′ 7″). They are a member of the Phocidae family (genus: Halichoerus). An adult Grey seal grows up to a size of 2.08 meter (6′ 10″).
To have a reference: Humans obviously usually have a litter size of one ;). Their babies are in the womb of their mother for 280 days (40 weeks) and reach an average size of 1.65m (5′ 5″). They weight in at 62 kg (137 lbs), which is obviously highly individual, and reach an average age of 75 years.
The grey seal (Halichoerus grypus) is found on both shores of the North Atlantic Ocean. It is a large seal of the family Phocidae, which are commonly referred to as “true seals” or “earless seals”. It is the only species classified in the genus Halichoerus. Its name is spelled gray seal in the US; it is also known as Atlantic seal and the horsehead seal.
Other animals of the family Phocidae
Grey seal is a member of the Phocidae, as are these animals:
- Ribbon seal with 1 babies per pregnancy
- Southern elephant seal with 1 babies per pregnancy
- Ringed seal with 1 babies per pregnancy
- Northern elephant seal with 1 babies per pregnancy
- Harp seal with 1 babies per pregnancy
- Crabeater seal becoming 39 years old
- Harbor seal with 1 babies per pregnancy
- Caribbean monk seal with 1 babies per pregnancy
- Ringed seal with 1 babies per pregnancy
- Hooded seal with 1 babies per pregnancy
Animals that share a litter size with Grey seal
Those animals also give birth to 1 babies at once:
- Grizzled tree-kangaroo
- Homo sapiens
- Rio Beni titi
- Seychelles fruit bat
- Northeast African mole-rat
- Western rock elephant shrew
- Eastern long-fingered bat
- Anoa
- Günther’s dik-dik
- Natal red rock hare
Animals that get as old as a Grey seal
Other animals that usually reach the age of 46.67 years:
- Black capuchin with 44 years
- Ringed seal with 46 years
- Black rhinoceros with 47 years
- Guinea baboon with 40 years
- Ringed seal with 46 years
- Agile gibbon with 44 years
- Narwhal with 40 years
- Baikal seal with 56 years
- Sloth bear with 40 years
- Beluga whale with 40 years
Animals with the same weight as a Grey seal
What other animals weight around 197.29 kg (434.94 lbs)?
- Barasingha usually reaching 171.22 kgs (377.48 lbs)
- Okapi usually reaching 230 kgs (507.06 lbs)
- South American sea lion usually reaching 194 kgs (427.7 lbs)
- Lichtenstein’s hartebeest usually reaching 168.7 kgs (371.92 lbs)
- Visayan warty pig usually reaching 189.4 kgs (417.56 lbs)
- Melon-headed whale usually reaching 206 kgs (454.15 lbs)
- South American sea lion usually reaching 193.67 kgs (426.97 lbs)
- Thorold’s deer usually reaching 161 kgs (354.94 lbs)
- Greater kudu usually reaching 205.53 kgs (453.12 lbs)
- Dwarf sperm whale usually reaching 183.07 kgs (403.6 lbs)
Animals with the same size as a Grey seal
Also reaching around 2.08 meter (6′ 10″) in size do these animals:
- Australian sea lion gets as big as 1.8 meter (5′ 11″)
- South American sea lion gets as big as 2.12 meter (7′ 0″)
- Anoa gets as big as 1.73 meter (5′ 9″)
- Indo-Pacific bottlenose dolphin gets as big as 2.37 meter (7′ 10″)
- Mountain zebra gets as big as 2.35 meter (7′ 9″)
- Malayan tapir gets as big as 2.22 meter (7′ 4″)
- New Zealand sea lion gets as big as 2.02 meter (6′ 8″)
- Reindeer gets as big as 2.23 meter (7′ 4″)
- Tamaraw gets as big as 2.2 meter (7′ 3″)
- Pacific white-sided dolphin gets as big as 2.21 meter (7′ 3″)