16M views · 10K reactions | Ever wonder what it’s like in the penguin habitat during nesting season?  Let’s pop in for a peek! To attract and keep mates, penguins are very particular about which twigs and stones they use to construct nests. This can lead to swiping choice items from other penguins, making guarding nests nearly as important as building them. Materials are plentiful at Shedd, and yet this natural foraging behavior persists. | Shedd Aquarium | Facebook

550K views · 13K reactions | Watch our resident Humboldt penguins see...