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 […]
Vital Statistics: Place of Origin: Portugal Group: Guard dog (livestock and regular) Height: males 22-29 in., females 25-29 in. Weight: males 110-130 lbs., females 100-12- lbs. Life span: 12 yrs. Trainability: moderate Good with children: yes Good with other pets: yes with early socialization What is the origin of the Rafeiro do Alentejo? The Rafeiro […]
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