#ad Three years with Hadley! Wow, time flies

Dino Doug Crawford on Instagram: "The American mastodon (Mammut americanum) was a large, elephant-like mammal that lived in North America from about 3 million years ago until roughly 11,000 years ago, disappearing near the end of the last Ice Age. Unlike mammoths, mastodons were forest dwellers, adapted to cold, wooded environments rather than open grasslands. Appearance • About 8–10 feet tall at the shoulder, stockier than mammoths • Long, curved tusks, often slightly straighter than mammoth tu