Carolina the giant rat retires as a hero after saving many lives
African giant pouched rats like Carolina prevented nearly 400,000 new cases of a deadly disease. It's possible because of ...
来自MSN3 个月
Giant rats undergo surprising training to help stop illegal smuggling — here's why
African giant pouched rats, which have previously been trained to sniff out buried mines and detect tuberculosis, are now being used to stop smuggling in Tanzania, The Guardian reported.