The Wild Thornberrys - Season 5 - Eps 7: Look Who's Squawking
Filming penguins in Antarctica, Eliza begins practicing for her future profession as a vet, when she comes across a wounded penguin. She rescues her, but may have made matters worse by separating the penguin from her mate and her egg. When she borrows a snow speeder to get back to the penguin breeding grounds, will she make it in time to put things right? (Since Nickelodeon aired all the Thornberry episodes out of production order,they aired this as part of the 5th season.Its actually part of the 4th season)
About The Wild Thornberrys

Title: The Wild Thornberrys
First Air Date: 1998-09-01
Last Air Date: 2004-06-11
Status: Ended
Rating: 6.865/10 (from 262 votes)
Language: EN
Seasons: 6
Total Episodes: 91
Network: Nickelodeon
Genres: Animation, Comedy, Action & Adventure, Kids, Family
Production Companies: Unknown
Synopsis
Travel the world with the Thornberrys and come face-to-face with blue sheep in Nepal, emus in Australia, marmots in Pakistan, flash floods in Siberia, Egyptian burial chambers, a runaway hot air balloon, a rock slide on the Karakoram Highway and more!
Cast

Lacey Chabert
Eliza Thornberry (voice)

Jodi Carlisle
Marianne Thornberry (voice)

Tim Curry
Nigel Thornberry (voice)

Flea
Donnie Thornberry (voice)

Danielle Harris
Debbie Thornberry (voice)

Tom Kane
Darwin (voice)