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n. pl. hi·ber·nac·u·la (-lə) Biology
1. A protective case, covering, or structure, such as a plant bud, in which an organism remains dormant for the winter.
2. The shelter of a hibernating animal.

[Latin hībernāculum, winter residence, from hībernāre, to winter, from hībernus, relating to winter; see ghei- in Indo-European roots.]


(ˌhaɪbəˈnækjʊləm) or


n, pl -ula (-jʊlə) or -les
1. (Zoology) the winter quarters of a hibernating animal
2. (Biology) the protective case or covering of a plant bud or animal
[C17: from Latin: winter residence; see hibernate]


(ˌhaɪ bərˈnæk yə ləm)

also hi•ber•nac•le

(ˈhaɪ bərˌnæk əl)

n., pl. -nac•u•la (-ˈnæk yə lə) also -nac•les.
1. a protective case or covering for winter, as of an animal or a plant bud.
2. winter quarters, as of a hibernating animal.
[1690–1700; < Latin hībernāculum winter residence =hībernā(re) (see hibernate) + -culum -cule2]
References in periodicals archive ?
The proposed cut would fragment critical wildlife habitat and migration routes, could destroy an endangered Indiana Bat hibernaculum, and would pose a serious threat to valuable wetlands.
From initially having four raised beds four years ago, the group has worked hard to expand the project and now has a variety of raised beds, a new wildlife pond, a poly-tunnel, a hibernaculum and many other features around the school.
1986) Influence of hibernaculum microenvironment on the winter life history of the garter snake (Thamnophis sirtalis).
Instead of filling in the hole, the farmer puts a fence around it, and saves the hibernaculum, the snakes' winter home.
They probably can't sense temperature changes either -- scientists have taken temperature readings and found that the hibernaculum doesn't seem to register large swings of hot and cold that would wake the ground squirrels up.
The mine is the biggest bat hibernaculum in the state.
A mine that for ages served as New York's largest hibernaculum used to host more than 200,000 bats.
MATERIALS AND METHODS--The Selman Cave System is a significant hibernaculum for cave myotis, M.
Keywords: Snakes, snake den, hibernaculum, Illinois, cottonmouth, Agkistrodon piscivorus
During ongoing annual population surveys of caves and mines conducted by national nongovernmental organizations, hibernating bats with obvious fungal growth on their bodies (Figure 1, panel A) were opportunistically sampled in Germany, Switzerland, and Hungary; samples were also obtained from 2 dead bats from the same hibernaculum in the United Kingdom.
Body temperatures of over-wintering Cottonmouth snakes: Hibernaculum use and inter-individual variation, The Journal of Alabama Academy of Science, 80(1), 35-44.
At bud-break in early spring, first-instars leave the hibernaculum and each mine a single leaf.