Ciekawostka: Andorra, a tiny country between France & Spain, has the longest average lifespan: 83

Evidence: 41 • authority: 72

The brown bear (Ursus arctos) is a large bear native to Eurasia and North America. Of the land carnivorans, it is rivaled in size only by its closest relative, the polar bear, which is much less variable in size and slightly bigger on average. The brown bear is a sexually dimorphic species, as adult males are larger and more compactly built than females. The fur ranges in color from cream to reddish to dark brown. It has evolved large hump muscles, unique among bears, and paws up to 21 cm (8.3 in) wide and 36 cm (14 in) long, to effectively dig through dirt. Its teeth are similar to those of other bears and reflect its dietary plasticity. Throughout the brown bear's range, it inhabits mainl…

Evidence: 24 • authority: 80

Figure 6.9 System-level relationship between reading performance and the average length of the longest piece of text read for school

Evidence: — • authority: 35