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![A chinstrap penguin rookery fish8292.jpg A chinstrap penguin rookery](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_fish8292.jpg?itok=9nTTo2qW)
Description
A chinstrap penguin rookery. Some species of penguins form rookeriesof millions of individuals. There are currently around 7 million pairs ofchinstrap penguins in Antarctica, but their numbers are declining. (Image credit: NOAA NMFS SWFSC Antarctic Marine Living Resources (AMLR) Program | Dr. Mike Goebel)