Hibernation reaction — Depression that tends to occur (and recur) as the days grow shorter in the fall and winter. It is believed that affected persons react adversely to the decreasing amounts of light and the colder temperatures as the fall and winter progress. The… … Medical dictionary
dormancy — /dawr meuhn see/, n. the state of being dormant. [1780 90; DORM(ANT) + ANCY] * * * ▪ biology Introduction state of reduced metabolic activity adopted by many organisms under conditions of environmental stress or, often, as in winter, when… … Universalium
Salamandra salamandra — Salamandre terrestre ou commune … Wikipédia en Français
Salamandre commune — Salamandra salamandra Salamandre terrestre ou commune … Wikipédia en Français
Salamandre de feu — Salamandra salamandra Salamandre terrestre ou commune … Wikipédia en Français
Salamandre tachetée — Salamandra salamandra Salamandre terrestre ou commune … Wikipédia en Français
Salamandre terrestre — Salamandra salamandra Salamandre terrestre ou commune … Wikipédia en Français
Salamandra salamandra — Salamandra salamandra … Wikipédia en Français
Sleep — Waking up redirects here. For other uses, see Waking Up (disambiguation). This article is about sleep in general; for specifically non human sleep see Sleep (non human); for other uses, see Sleep (disambiguation). Sleeping child Sleep is a… … Wikipedia
Polar bear — This article is about the animal. For other uses, see Polar bear (disambiguation) … Wikipedia