Fish Yawning - Yawn - wikipedia, A yawn is a reflex consisting of the simultaneous inhalation of air and the stretching of the eardrums, followed by an exhalation of breath.. yawning (oscitation) most often occurs in adults immediately before and after sleep, during tedious activities and as a result of its contagious quality.it is commonly associated with tiredness, stress, sleepiness, or even boredom and hunger.. Why yawning contagious? | mental floss, What is yawning? and why do we do so much of it? neuroscientist and yawn expert robert provine says it's "ancient and autonomic." it stems from early evolution and is common to many creatures. Yawning: reasons contagious yawning, Yawning is commonly thought to be a sign of sleepiness or boredom, though this is not always the case. while someone who yawns may be tired, the heart rate quickly rises during a yawn.. What yawning? - theconversation., Everybody does it, but why? scientists aren't really sure if exhaustion, stress or some other social factor is at the root of yawning – and how it can be so contagious.. Fun fish facts kids, Fish are vertebrates. that means they have a backbone. but unlike mammals, fish don’t have lungs.they breathe by taking oxygen from the water in through their mouths, where it passes over the gills. the gills then absorb oxygen from the water and send the oxygen throughout the body.. Fun facts fish kids - easyscienceforkids., Fish facts. fish is a vertebrate animal that lives in water.vertebrate means they have a spinal cord surrounded by bone or cartilage. there are more than 30,000 species of the fish. they breathe air, at least part time, using their gills.. Bbc - earth - beware laughing yawning, Hippos also appear to have no qualms about occasionally eating each other. while working in kruger national park in south africa, dorward saw a hippo feeding on the decayed carcass of another. Hawaiian green sea turtles hanauma bay, One of the most captivating and beautiful creatures in hanauma bay is the green sea turtle, or honu. these graceful animals inhabit the waters of the bay and many other places around the world.. How stop seasickness ruining fishing trip, How to stop seasickness from ruining your next fishing trip. seasickness seems almost comical when it happens to someone else. your fishing buddy or boating companion, at first eager and enthusiastic, is suddenly reduced to a helpless, withering victim doubled over at the rail..
Yawn wikipedia → Why is yawning contagious? mental floss → Yawning causes and reasons for contagious yawning → What is it about yawning? theconversation → Fun fish facts for kids → Fun facts about fish for kids easyscienceforkids → Bbc earth why you should beware a laughing or yawning → Hawaiian green sea turtles in hanauma bay → How to stop seasickness from ruining your next fishing trip →