It was part of the 8th annual Albert M. Greenfield Foundation's "Unless" competition.
Students were tasked with coming up with solutions to protect species from going extinct.
PHILADELPHIA ZOO (WPVI) -- The Philadelphia Zoo announced the winners of a contest meant to get students to think about the environment.
It was part of the 8th annual Albert M. Greenfield Foundation's "Unless" competition.
Students were tasked with coming up with solutions to protect species from going extinct.
It was part of the 8th annual Albert M. Greenfield Foundation's "Unless" competition.
Students were tasked with coming up with solutions to protect species from going extinct.