Clean water is a limited resource and ocean pollution does harm to plant and animal health. Some scientists are now studying ocean water to find out just how contaminated it is. Scientists are also working on new methods to estimate the presence of poisons in the ocean which will help them ...
This behaviour may be explained by the dolphins’preferred food. They target prey that are part of the so-calleddeep scattering layer, a mixed-species mass of marine life that comes close to the surface in the evening to feed and drops back down into the darker depths of the ocean ...
where he won the enthusiastic support of the directors of the Pasteur Institute and the promise of access to the chimps at its new primate centre in Guinea, then part of French West Africa. He reached Guinea in late March only to discover none of the chimps was mature enough to breed. H...
Scientists used to explore(探索)on the surface of the ocean. Now they are exploring below the surface too. They want to know about ocean water and the plant and animal life deep in the ocean. In 1934 the scientist Wi
“To really understand animals and their behavior you must have an esthetic appreciation of an animal’s beauty. This endows you with the patience to look at them long enough to see something. Without that joy in just looking, not even a yogi would have the patience. But combined with this...
Because I've seen cats exposed to catnip before, I already know what kind of behaviors they might engage in. Since I want to know ALL behaviors of ONE animal at a time, I would be doing Focal Sampling. Each cat would be given a 1 oz ball of catnip, observed for 1 hour, and behav...
Now go to the sink to fill the bottle with ___ and see if you can discover a way to carry it safely." Immediately Robert learned that he could ___ it if he held the bottle at the ___ near the lip with both hands.How wonderful a lesson! The famous scientist stressed that ...
Q: How did you get involved in ocean conservation and science storytelling? When I tell people I have been completely fascinated with uncomfortably cold places since I first saw snow at the age of 22, they exclaim in disbelief: “But you grew up in the tropics!” To that I respond, “...
KOCH and his bacilli to chance it in the ocean mails, while they challenge the admiration of every gambler and jockey in this Republic by the fullness and accuracy of their cable reports of horse-races. — Robert Koch New York Times (3 May 1882). Quoted in Thomas D. Brock, Robert Koch...
If the newborn twigs and their leaves were all that existed, they would form a vague halo of green suspended in mid-air, but surely that is not the tree. The leaves, by themselves, are no more than trivial fluttering decoration. It is the trunk and limbs that give the tree its ...