资讯

Whales are always on the move, so they have to eat a lot to keep them going. Fortunately, the ocean offers a range of dining options. All whales are divided into two suborders: Odontoceti (those that ...
They feed on fish and squid like other odontocetes (toothed whales) do, but will also target seals, sea birds and even whale species far ... and even intentionally beaching themselves to catch prey on ...
Any time you’re deciding which lure or fly to tie onto the end of your line, you are essentially asking, “What do trout eat?” And the better you are at answering that question, the more fish ...
NASA also recycles water, including moisture from the air and urine, to ensure a sufficient water supply. What Do Astronauts ...