Complicated hibernating by a brown bear in Naliboki Forest within the winter 2022-2023 – Zoology by Vadim Sidorovich


Lately we discovered two hibernation dens of an grownup male brown bear, which recommend advanced hibernating of the bear. Preliminary hibernation den was made by the bear in form of a large burrow of two metres as lengthy. Close by this preliminary hibernation burrow-den there have been not less than 5 different tries to dig such a burrow-den. The farthest such a attempt was discovered on the space about 80 meters from the precise one. All discovered preparation of the bear for hibernation had been located in younger spruce-birch thickets with large rotten uprooted spruces.

The November and December of 2022 in Naliboki Forest had been snowy and frosty, however then in January 2023 heat air got here and the deep snow cowl started melting quick. On this thaw state of affairs the bear burrow-den was inundated. The bear was awoken, and it constructed an enormous open den in a form of nest close by (42 metres apart). The constructing supplies had been primarily spruce branches.


The second open nest-den of the bear hibernating after the thaw.


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