Higgins the dog faces two crucial tests to find out if he is capable of being a canine detective, and a rat actor shows off its skills. Also a report on a new dog-bark translator and fowls and ferrets that have performed the dirtiest animal jobs around.

Labradoodle, puggle, chiweenie, goldendoodle, cavachon, and the chorkie.

Shorty is hurt during a dog rescue; Ronald and Shorty argue over Ronald's shifting priorities; and Seb's relationship issues escalate.

South Florida is under siege from African rock pythons, one of nature's most aggressive snakes that have attacked and killed humans; authorities are battling to stop these ferocious killer aliens, but are they too late?

A request for a precisely constructed Feng Shui tank helps Brett discover his zen, unlocking the gateway for inner peace and outward annoyance to his fellow ATM crew.