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#canine — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #canine, aggregated by home.social.

  1. 🐕🧠 While #dogs make facial expressions that look like smiles, they don't always mean happiness.

    #Canine facial muscles evolved for quick #communication with #humans, but these expressions sometimes signal #stress. To truly understand a dog's emotional state, owners should observe their body language and ear positions, rather than relying on human-like smiles.

    👉 popsci.com/environment/do-dogs

    #biology #animals #science #evolution #research #pets #nature #mammals #neuroscience

  2. 🐕🧠 A study of #canine remains shows that the earliest #dogs had #brains comparable in size to ancient #wolves.

    Researchers found that the major reduction in #brain volume happened 5,000 years ago as human societies moved into permanent settlements. The evidence suggests that secondary environmental factors played a larger role in canine evolution than the early stages of living with humans.

    👉 zmescience.com/feature-post/na

    #dogs #biology #evolution #science #archeology #domestication #animals #history #brain #research #nature #paleontology