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Humans were lucky that it worked out that bigger dogs generally are less mean.
(lemmy.whynotdrs.org)
A "Showerthought" is a simple term used to describe the thoughts that pop into your head while you're doing everyday things like taking a shower, driving, or just daydreaming. The best ones are thoughts that many people can relate to and they find something funny or interesting in regular stuff.
The wolf fact was in the documentary to compare the two. When a coyote and wolf breed, the offspring is bigger than a typical coyote and not as afraid of humans as a typical wolf.