Would you put your dog on wheels if he needed help moving around? Believe it or not, but a few thousand dog wheelchairs are sold each year to people whose pets are in need of a little help moving around. For them, it’s one big way of helping pets overcome joint disease. There are a […]
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If you’ve ever watched a frog eat prey, you’ve probably noticed that they close their eyes when swallowing. Scientists x-rayed frogs as they consumed crickets to discover what happens. The x-rays showed that the frog’s eyes don’t only close as they swallow, they retract down towards the esophagus. During swallowing the eyes appear to touch […]
