washing more salt into the sea. development is red white i mean i don t mean. do you have a science question that you ve always wanted oncet we happy to help out send it to us as a video text over a smell if we answer it on the show we ll send you a little surprise as a thank you cannot just honest. you ll find us at d w dot com slash science drop us a line at d.f.w. undisclosed site tech on facebook d w dot science. the sky pretty crowded with countless birds flying around and lots of plane sitting all over the place. in fact. there are about two hundred thousand flights every day we see them pull speeded up. planes and beds do not
still hunger and first and satisfy the desire for intimacy. the so-called oral phase lasts until the child is about two years old exploring their surroundings with their mouths helps babies develop a personality the mouth is their gateway to the world. but by the movement i take it. to you have a science question that you ve always wanted answered it we re happy to help out and send it to us as a video text over smell if we answer it on the show we ll send you a little surprise as a thank you can i just ask. did you find as i did have a dot com slash science drop us a line at d w underscore site tech on facebook d w dot science. now we head back to the water in switzerland where otters are making a comeback the dextrous animals have many clever habits for example they sleep