It takes a gutsy insect to sneak up on a huge dinosaur while it sleeps, crawl onto its soft underbelly and give it a bite that might have felt like a needle going in -- but giant "flea-like" animals, possibly the oldest of their type ever discovered, probably did just that.

Source: Jurassic pain: Giant 'flea-like' insects plagued dinosaurs 165 million years ago


David Cottle

UBB Owner & Administrator