stickleback造句
1. Natural selection favours the habit in stickleback males because female sticklebacks will only mate with territorial males.
2. And watched three-spined stickleback fish hunt water fleas, to the accompaniment of either white noise calibrated to match the noise level of speedboats or a silent track as a control.
3. Although the fittest possible stickleback might be both slender and wide-mouthed, these linked traits make such an evolutionary jump unlikely.
4. In the case of the nine-spined stickleback, they have most likely adapted to their local ecology.
5. In the case of the nine - spined stickleback, they have most likely adapted to local ecology.
6. British researchers studying the behavior of tiny stickleback fish have found that they are much more willing to take risks in search of food in pairs than alone.
7. To use Gordon Brown's analogy, we are being offered sparrows and sticklebacks.
8. In various places in the Northern Hemisphere, for example, marine stickleback fish were scattered among landlocked lakes as the last Ice Age ended.
9. Once again, evolutionary changes in an enhancer are responsible. There are no coding changes in the Pitx1 protein between different forms of the stickleback.
10. It thumps the catch against the branch to stun it—a lesson some young birds learn only after swallowing a stickleback that erects its dorsal spine on the way down.
10.try its best to collect and create good sentences.
11. While purple-toed, keen-eyed hunters are just a made up example, a real animal that demonstrates this is the three-spined stickleback fish of western Canada.
12. The study which compared the growth rate, success of reproduction and life span of stickleback fish, found that fish given a "binge then diet" food regime had a reduced life span of up to 25%.
13. Because the fish are so closely related and interbreed in the laboratory, geneticists can map the genes involved in the reduction of the stickleback pelvis.
14. In a prey's-eye view, an adult female snaps up a stickleback, a small spiny fish, from just beneath the water's surface.
15. Prolux's theory is based on studies of the collared flycatcher and the three-spined stickleback .
16. Facilitating these studies is the fact that the three-spined stickleback is easy to find in nature and easy to keep in aquaria.