Quantcast

Latest Annemarie Surlykke Stories

2013-08-19 14:56:48

The larger the moth, the better hearing senses it needs if it wants to avoid its worst enemy, the bat. A large moth is easier to detect for a bat, and therefore evolution has forced large moths to develop larger and more sensitive ears. But the improved hearing comes at a price, says sound researcher Annemarie Surlykke from University of Southern Denmark. Bats orient themselves through echolocation, and they find their prey by emitting calls and then process the echoes reflected back to...

Moths Use Hearing Differently When Picking Up Mating Calls
2013-07-08 14:30:46

Brett Smith for redOrbit.com - Your Universe Online A joint team of Japanese and Danish researchers has found various moth species taking Salt-n-Pepa's suggestion to the next level -- talking about sex in a variety of ways. Lepidopterists have thought for years that moths use their sense of hearing to avoid predation from bats. However, the new study, which was published in Scientific Reports, revealed that their tiny ears are also used to detect the mating whispers of other moths....

68c925e4f93ac1190ade1245190127291
2008-12-12 12:34:55

Annemarie Surlykke from the University of Southern Denmark is fascinated by echolocation. She really wants to know how it works. Surlykke equates the ultrasound cries that bats use for echolocation with the beam of light from a torch: you won't see much with the light from a small bulb but you could see several hundred meters with a powerful beam. Surlykke explains that it's the same with echolocating bats. Some have big powerful calls for perception over a long range, while others are said...


Word of the Day
sough
  • A murmuring sound; a rushing or whistling sound, like that of the wind; a deep sigh.
  • A gentle breeze; a waft; a breath.
  • Any rumor that engages general attention.
  • A cant or whining mode of speaking, especially in preaching or praying; the chant or recitative characteristic of the old Presbyterians in Scotland.
  • To make a rushing, whistling, or sighing sound; emit a hollow murmur; murmur or sigh like the wind.
  • To breathe in or as in sleep.
  • To utter in a whining or monotonous tone.
According to the OED, from the 16th century, this word is 'almost exclusively Scots and northern dialect until adopted in general literary use in the 19th.'
Related