Many children have a fear of dogs. While being wary around dogs make sense, children who are extremely frightened of dogs may have a hard time going to the park or visiting a friend who has a dog. Fear of dogs is sometimes triggered by an event, such as a dog jumping on a child […]
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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 […]
