Bird wiki:
>For other uses, see Bird (disambiguation). Many - see section below. Birds are bipedal, warm-blooded, egg-laying vertebrates characterized primarily by feathers, forelimbs modified as wings, and hollow bones. Birds range in size from the tiny hummingbirds to the huge Ostrich and Emu. Depending on taxonomic viewpoint, there are about 8,800â10,200 living bird species (plus about 120â130 that have become extinct in the span of human history) in the world, making them the most diverse class of terrestrial vertebrates.
See more at Wikipedia.org...
Winter wiki:
>For other uses, see Winter (disambiguation). Winter is one of the four seasons of temperate zones. Astronomically, it begins with the winter solstice (around December 21 in the Northern hemisphere and June 21 in the Southern hemisphere), and ends with the spring equinox (around March 21 in the Northern hemisphere and September 23 in the Southern hemisphere). In meteorology, it is by convention counted instead as the whole months of June, July and August in the Southern hemisphere and December, January and February in the Northern hemisphere.
See more at Wikipedia.org...