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Whatever you do, DO NOT YAWN!

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These animals are so sleepy, it’s contagious. We bet you can’t make it through this whole video without yawning. Press play and see how you score on the yawn-o-meter!

Did you beat the challenge? If not, which animal made you yawn? Let us know by leaving a comment!

Heads Up, Earth Ranger: Don't share any personal details in your comments (like your last name, school name, or even age). The Earth Rangers team checks all comments to keep it safe and fun for everyone!