trail pheromone

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July, 2006, Launch of Space Shuttle Discovery STS-121. See attached for full caption information.

Will Light-Speed Space Travel Ever Be Possible?

Two chicks near an egg with a white background (poultry, chick, chickens, birds).

What Do Eggs Have to Do with Easter?

King Cobra snake in Malaysia. (reptile)

9 of the World’s Deadliest Snakes

Marriage. A couple getting married during a church wedding ceremony. (religion, ceremony, bride, groom)

The Seven Sacraments of the Roman Catholic church

illustration of the walking titanosaurus, Patagotitan mayorum

Titanosaurs: 8 of the World's Biggest Dinosaurs

Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

Small, white rat (genus Rattus) on a glass table. (rodent, laboratory, experiment)

Cruel and Unusual Punishments: 15 Types of Torture

trail pheromone

Learn about this topic in these articles:

pheromones

In pheromone
…lay scent pheromones along a trail leading to a food source so that other members of the colony can find the food. Pheromones are also used to signal the presence of danger. A wounded minnow has been shown to release a chemical from specialized epidermal cells that elicits a dispersal…
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