animals
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Yellow Jackets Sound Alarm Pheromones To Rouse Colony Into Defense Mode
When yellow jackets sense an intruder, they emit chemical signals known as alarm pheromones that rouse colony members into defense mode and mark intrduders for attack.
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Ant Reproduction: Ancient Genetic Components Determine Sex Of Offspring
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Fish Experience Stress, Too
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Whale Fossil Shows How They Ditched Their Teeth
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Trap-Jaw Ants Reveal New Acrobatic Skills
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Giant Footprints Reveal Large Dinosaurs Once Trudged Through Scottish Lagoons