As the cane toads advanced east to west across the continent, “they left a wake of dead animals in their paths,”可知,澳大利亚没有蟾蜍,当地动物不知道如何避免有毒的蟾蜍,因此引进的甘蔗蟾蜍造成了很多动物的死亡,由此可知甘蔗蟾蜍的引进在澳大利亚破坏了当地的食物链,故A项正确。【点睛】推理判断题的...
Asaprofessorofadvertising,Ihavestudiedsocialmediabehaviorsforyears.Inlate2022,mycolleagueEricHaleyandIconductedthreeonlinestudiesonAmericansaged18—65totesthowpeopleundervariousmentalloadsrespondtoadsdifferently.Thecontrolgroupineachstudyweregivennointroductorytask—wejusthadthemlookatanad.Asecondgrouphadtomemorizeanine-...
83、He always walks carrying a cane with a silver tip. ─── 他经常拄着镶银顶的拐杖散步。 84、We heard the swish of a cane. ─── 我们听到藤条的抽打声。 85、He is sitting on a cane chair. ─── 他坐在一把藤椅上。 86、The toads were imported from South America to eradicate s...
Cane Toads. Do elephants cry? While this may look superficially like emotional "crying", it occurs simply because elephants have lost the normal mammalian structures that drain excess moisture away from their eyes; without a true lacrimal structure, elephants are physically unable to produce emotional...
D Can you imagine living in a city without toads on the surface? We've already put trains underground successfully, but the ide a of building roads underground is now inspiring urban planners and engineers. Bradley Garrett, author of Subterruneun London, says that there's something magical abo...
Colloquially (and eyebrow raising-ly) know as "Horny Toads". These lizards are in a threatened status, however, I am happy to report that I've seen several in the Lubbock area, especially around Mackenzie Park. They have the very unique adaptation of shooting blood from their eyes when thr...
Can we use the tadpoles of Australian frogs to reduce recruit- ment of invasive cane toads? J Appl Ecol 48:462-470.Cabrera-Guzman, E., Crossland, M. R., and Shine, R. (2011). Can we use the tadpoles of Australian frogs to reduce recruitment of invasive cane toads? Journal of ...
"We know very little about their reproduction, life history, and behaviour," Jameson told Live Science in an email. Related: Cannibal toads eat so many of their young, they're speeding up evolution Other scientists had collected the frogs years ago and placed them in museum collections, catalo...
Like all snakes, hognoses eat meat. And they're best known for hunting down toads. While the snakes don't constrict, they do inject a mild venom through a pair of large fangs housed near the back of the mouth. We want to take a second to note that toads come with their own anti...