Tag: "whistles" at biology news
SFSU Biologist Deciphers Desert Animals' Whistles And Drumbeats
...redation is high, they have developed two kinds of whistles
and a pattern of ever-accelerating foot-drumming i...y members head for cover when they hear the faster whistles
and the stomping, suggesting that these signals are perceived as signs of danger too. By contrast, k...
New UNC analysis of N.C. accident records shows growth in motor vehicle-deer crashes
...ces of the N.C. Highway Patrol indicated that deer whistles
don't seem to have any effect in reducing the chan... wildlife biologist said. Often the high-frequency whistles
emit no sound at all or make noise beyond a deer's hearing capability. "It's better to just save yo...
New program helps protect Asian elephants through crop-raiding prevention
...rip wires, the guards will use sirens, spotlights, whistles
and firecrackers to scare off elephants. For particularly aggressive animals, such as solitary males, a vehicle fitted with a siren and spotlight will drive animals back into the forest. In areas where vehicle access is impossible, five tamed eleph...