(1)How do dolphins call each other? A.By using body language.B.By using their unique whistles.C.By using echolocation.D.By using clicks.(2)What does a bee do when it finds food that's far away? A.It does a ro
4.Dolphins are very ___ to people.A. friend B. friends C. friendly D. friendliness 5.We should ___ animals because they are our friends.A. kill B. protect C. hunt D. catch 6.Pandas are ___ shy, so please be quiet.A. a kind of B. kind of C. kinds of D. a kind 7.__...
These animals hunt with the help of echolocation. This is something they have in common with dolphins. Orcas make a high-frequency clicking sound that goes out into the water around them. When the sound hits an object, it bounces back to the animal. An orca can determine whether the object...
2006); birds, too, sing for territorial and reproductive reasons (Catchpole and Slater 2008); bats emit clicks for echolocation during hunting and navigating, as do dolphins (Madsen and Surlykke 2013). In order to study animals by listening to their sounds, sounds need to be classified to ...
Echolocation lets them determine the size and shape of surrounding objects. In fact, river dolphins have small eyes and have poor vision. Also, their eyes are on the sides of their heads. This means that their vision features two separate views instead of the one forward view that humans ...
looked to the correct stationary occluder on eight of their ten first trials, and in a statistically significant number of subsequent trials. Thus, by altering the stimuli to be more ecologically valid, we were able to show that the dolphins could indeed succeed at an invisible displacement task...
Echolocationhelpsdolphinsfindfood.(T/F) B 根据短文内容,选择最佳答案。 ImadoctorworkingatahospitalinmyEnglishhometown.Mydailyroutineisfilledwithperformingoperationsonpatients.Today,IdliketoshareatouchingstoryaboutadognamedMaya. Mayaisacharmingblackandwhitedog.Shehasbecomequiteacelebrity(名人)inourtown.Everymornin...
One option is to talk to a therapist, who may be able to help you understand what exactly makes you unique and help you learn to harness those unique traits. If you feel hesitant to see a therapist in office, you might try online therapy. There are many advantages to online therapy over...
You’re right. What does elephants look like They are very big and have trunks. It can help elephants drink water, hug and help each other. What can the trunk do 1a What do you know about elephants Share your ideas with a partner. ...
it must be resolved extremely rapidly, at flight speeds up to 10 m per second, with ultra-sonar echoes from the ground, branches, insects, etc., and in some cases with thousands of animals in the air simultaneously, nearly brushing wings with each other (Ulanovsky and Moss2008). How can...