Not every adult knows where grasshopper ears.And yet this fact is incredibly amazing.Those who wonder where the ears are located at the grasshopper, the answer to this question will find in this article.
classes on the outside world for kids
to interest children of preschool and primary school age in biology, it is recommended to uncover the answer to the question of where the grasshopper ears.This topic can devote a whole lesson.Of course, a simple listing of facts will not be able to captivate the majority of children.So teach them the answer to the question of where the grasshopper ears, recommended by a story that you can play with the help of amateur artists or show puppetry.And you can tell a limerick.
Tale grasshopper smallest
There was a grasshopper called Paramon.He was a naughty kid.And once on a walk he fled from his nurse.He rode along the path, jumped and landed in a big puddle.All wet to the skin!And very nearly drowned our Paramosha, but then came his savior - a big bumblebee.He picked up a stupid insect and brought to his home.And then my grandmother bumblebee rushed to care for Paramosha, wrap a warm scarf around his neck, forced to drink tea with honey, to the neck ached.But most of all she was worried that the grasshopper blown ears."It is urgent to make a compress on the ears!" - Said the grandmother bumblebee.And Paramon sad handed her foot.But grandmother stubbornly wanted to put a compress on the ears of a grasshopper, so look for them on his head."It's horrible!It is unthinkable!Our guests do not have ears!He is deaf ... "- upset grandmother."No, good grandmother, I'm not deaf, ears, and I have - the old woman reassured Paramosha.- Just you probably do not know that the grasshopper's ear on his leg, not on the head! »
humorous poems" ears on legs »
- Grandma, Grandma, give me an answer:
Have grasshopper earsor not?
Grandmother grandson replied: "Yes ...»
- So, when his head will be wrapped
cap, scarf -
It would be hard of hearing, right?
- No!
will become deaf, he just only,
If wrapped leg is ...!
- How is it, grandma?You're kidding, probably!
ears on legs - fun!
- But it is true.
It is very strange, the grasshopper!
You're curious, my man,
can, of course, a lot to learn,
Kohl will be happy to read it.
Explained for adults, where an ear grasshopper
answer to this question was found by a biologist Gaskell of America in 1957.Prior to this discovery, many scientists are inclined to believe that the insect does not have a specific hearing.And, indeed, find zvukochuvstvitelnye authorities proved quite difficult.After all, they are located on the front legs in the departments shins.And the look of these "ears" very unusual, as it is - is not nothing but a narrow slit with a very sensitive membranes.Cover your ears slit, some species of grasshoppers caps.And how difficult it is arranged hearing these insects inside!It turns out that a grasshopper have ears, trachea, muscle, nerve endings and very sensitive cells.Hearing membrane longitudinally oval and distributed over the entire length of the tibia front legs - they play a role eardrums.Due to the fact that the trachea is kept air pressure membrane-membrane are always in tension.Those who managed to watch the grasshopper probably noticed that the insect's legs are placed well above the calf, and all of his head as well.Listening, grasshopper will never turn his head, as most of the animal world - he will rearrange his feet, changing direction.This is to ensure that the hearing were sent to the slit in the direction where the sound source is located.Incidentally, some grasshoppers, particularly in locust membranovye slots located on the abdomen of an insect.
