Learn about the neighborhood galagos and the red-banded rubber frogs of urban Zanzibar with Jonathan Richard Walz. Billy and Tony talk with Richard ab...

Inspired by a conversation with past podcast guest Brad Gates, Billy, who has been vegetarian for over 25 years, is thinking about taking up urban hun...

The city can be a tough place for a little bird, unless that city has lots of pine trees and cozy places to build nests. Dark eyed juncos have adapted...

Tony and Billy talk with Tony Lee, film producer and author of The Cat that Changed America, the story of Los Angeles’ P22 mountain lion.

Tony and Billy talk with Singapore nature guide Ivan Kwan about wild boar, huge water monitor lizards, introduced myna birds, and what it’s like to ex...

Philly naturalist Robin Irizarry and Billy talk with their antipodean urban bioblitz colleague Stephan Fricker about the Great Southern Bioblitz, the ...

Wherever you live, it’s time to start looking up! Billy brings his lawn chair and watches some West Philly peregrine falcons with local birder Schuber...

Billy talks with Colombian biologists Sara Acosta and Rodrigo Mutis about their urban mammal coloring book, Mamíferos de Bogotá y Donde Encontrarlos (...

The trash panda of Europe is also an urban critter in North America. Billy talks about fox range expansion in in North America and urban fox evolution...

We take a look at one of our most humble companions in civilization, the house mouse. Michelle Niedermeier of the Penn State Cooperative Extension’s I...