So how many species of frogs are there in the world? " About 4,000 species are now known to scientists. They are different in size. The smallest frog is less than half an inch and the biggest frog is nearly a foot long. The biggest frog is the Goliath frog. "It's found in ...
Adam Grant_ What frogs in hot water can teach us about thinking again 16:04 Chase LaDue and Bruce A. Schulte_ The incredible, bendable, twistable, expandabl 04:53 John Marshall_ 3 strategies for effectively talking about climate change 07:51 John Kerry and Al Gore_ The US is back...
At our side, there are many "environmental small guards", of course, there are a lot of damage to the environment behavior; Environmental protection of people we need to encourage them to adhere to the environmental protection, destroy the people we need to tell them the benefits of protecting...
Though B. nana is far smaller than most animals, scientists say that there are frogs (青蛙) that are ; even smaller than B. nana. Can you imagine it?[记一记]blend into融合到(背景)中[练一练]回答问题。1. How many different kinds of reptile species are there in the world?___2. How...
How many types of primates are there? How many animal species are there in Antarctica? How many chimpanzees are in captivity? How many howler monkeys are there in the world? What group do lemurs belong to? How many lemur leaf frogs are left in the world?
The purpose of the last paragraph is to show that C . A. frogs are useful animals B. scientists are working very hard C. finding new species is important D. scientists can use animals to make medicines31. The writer says that researchers' jobs are getting more difficult because there are...
None of the 116 frogs were positive for chytrid, and no frog showed skin lesions or clinical signs of disease. Along with a lack of evidence for decline in the extent and quality of Trinidad stream frog habitat, we conclude that this species should no longer be regarded as under threat. ...
Alligators will eat almost anything they can capture -- fish, turtles, frogs, birds, small mammals, and sometimes even larger mammals like deer. Alligators capture all of these creatures by lurking in the water. With just its eyes and nostrils above the water, an alligator is nearly invisible...
根据最后一段Researchers believe that frogs are important because they help keep the environment clean.We can also use them to create new medicines.Whenever we find a new species,we learn new things.For that reason,scientists work very hard to find new plants and animals every day.(研究人员...
Many species are used to give an earthy flavor and meaty texture to everything from pizza to risotto. But if you consume a certain type of mushrooms, that pizza will make your dining experience rather, well, magical. Known as magic mushrooms, shrooms, mushies, psychedelic mushrooms, ...