19 facts about European pine marten

European pine marten
11.They are most active in the evening and at night.
Sometimes martens can be seen during the day but it's not typical bahavior for them.
12.The male's testicles develop about a month before mating.
When females come into heat, there is a gradual regression of the testicles. The first sign of heat in females is an enlarged vulva.
13.They breed in July and August.
Copulation lasts from 30 to 50 minutes and takes place either on the ground or in a tree.
14.The marten's gestation period can last up to 9 months, with fetal development occurring mostly in the second half.
Between 2 and 7 young (4 on average) are born per litter. The average weight of a newborn marten is 30 g (1 oz). They are born with short, thick fur and are blind, deaf and toothless. After about a week, they begin to open their eyes.
15.They are fed on milk for the first three months of life.
Females have only four nipples capable of producing food. As martens grow, they begin to consume meat, but not earlier than five weeks after birth.
16.They reach sexual maturity at the age of 14 months.
However, they rarely mate at this time and usually postpone reproduction until their second or third year of life.
17.The average lifespan in the wild is about 4 years.
In the wild, they can live up to 11 years if they are lucky and as long as 18 years in captivity.
18.The european martens fall prey to the red fox, wolf, wildcat and golden eagle.
Of domestic animals, dogs pose the greatest threat to them.
19.The territory of the marten can cover up to 20 km² (12,5 sq mi) for males (although it is usually four times smaller). Females require a smaller territory, from 1.5 to 6.5 km² (0,9 to 4,3 sq mi).
The territory is marked by the scent produced by special glands on the abdomen and the anus. In winter, the territory of the marten decreases.

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European pine marten
19 facts about European pine marten

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