To answer the question of how animals can be categorized into different species, we can follow these steps:1. Understanding Species Definition: - A species is often defined as a group of organisms that can interbreed and pr
D. The populations of the two bird species weren't declining in certain areas. 相关知识点: 试题来源: 解析 I.阅读理解 【语篇导读】原始森林可以为鸟儿抵御高温。 保护原 始森林又增加了一层意义。 1.B 。 细节理解题。 由第一段中 Ancient forests can provide a shelter for heat-sensitive ...
For starters, pets may need specific doses and different supplements based on their species, breed, weight, and other factors. Further, the process by which some human-grade vitamin products are formulated may affect the pets' health and/or absorption of nutrients. Thus, if human supplements ar...
In all, BAS estimated that 2000 whales of different species now spend the summer in South Georgi a before heading north to breed. “After three years of surveys, we are excited to see so many whales visiting South Georgi a to feed again," whale project leader Jennifer Jackson said.With ...
genus is the taxonomical rank just above species, which contains animals that are quite similar, but not the same (such as horses and donkeys). However, in some cases, two species may belong to different genera and yet still be able to breed, as long as they are part of the same ...
over a period of several years, the pinyon jays in an area are displaced by other seed-predator species Paragraph 4 is marked with an arrow 正确答案:B 显示答案 进入答题 问题反馈收藏题目 译文 Pinyon Pines and Pinyon Jays [#paragraph1]Organisms of different species frequently evolve adaptations...
Organisms of different species frequently evolve adaptations that make them utterly and specifically dependent on each other for resources. For example, many trees must have mycorrhizal fungi living in their root systems, fungi that are indispensable to the tree because they facilitate mineral uptake fr...
Extreme weather and rising temperatures threaten their epic migration, but scientists say targeted habitat restoration can help.
Gray foxes and red foxes cannot breed. This is because they are members of different species. The red fox is of the species Vulpes vulpes while the...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your ...
Researchers have learned a lot about what works for different species. “Pronghorn don’t want to go through tunnels or close spaces, so they avoid underpasses and need bridges,” said Arthur Middleton, an ecologist who studies animal migration at the University of California...