Tigers cannot purr. To show happiness, tigers squint or close their eyes. This is because losing vision lowers defense, so tigers only purposefully do so when they feel comfortable and safe

Tiger

“Tigress” redirects here. For other uses, see Tiger (disambiguation) and Tigress (disambiguation).

The tiger (Panthera tigris) is the largest species among the Felidae and classified in the genus Panthera. It is most recognizable for its dark vertical stripes on reddish-orange fur with a lighter underside. It is an apex predator, primarily preying on ungulates such as deer and bovids. It is territorial and generally a solitary but social predator, requiring large contiguous areas of habitat, which support its requirements for prey and rearing of its offspring. Tiger cubs stay with their mother for about two years, before they become independent and leave their mother’s home range to establish their own.

The tiger once ranged widely …
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Source: https://en.wikipedia.org/wiki/Tiger