countyhasprimaryforests,whicharehometothegianttrees,Wangsaid.“Theclimbing-tree surveyandinvestigationreflectthatthetreehostsmorethan50speciesofplants,including climbingplants,creepersandothertypes,showingauniqueandrichbiodiversityonthistreeandin surroundingareas,”Wangsaid. LiuTuanxi,andhisteammembersclimbedtothetop...
Oysters are known and celebrated for their ability to produce pears. Several species of oysters can create pearls. Mussels also generate pearls, but it’s not as common as it is in oysters. Interestingly,cultured freshwater pearlsmade by mussels are frequently generated and sold in jewelry these ...
33.Basedontheobservations,whatisthelikelyorderofwhentheoystersaremostopenandmostclosed?①Thenewmoon②Thefullmoon③Thefirstquarter④ThethirdquarterA.①—②—③—④ B.①—②-④-③C.①—④-③—② D.①—③—④-②答案:C解析:细节理解题。答案定位在倒数第三段TheyfoundthattwotypesofoystersinArcachon...
From seaweed to shellfish, this fast-growing industry is ensuring that humans have enough protein for our diets. Here's what to know about aquaculture.
Cats: Cats are are small carnivorous predators kept by human beings as pets. Their prey includes birds and small mammals and they are thus sometimes used for rodent control. Answer and Explanation: Learn more about this topic: Predator & Prey | Overview, Interactions & Types ...
Mollusks (British spelling: molluscs) are a large and diverse phyla of invertebrate animals, featuring over 110,000 species. Their phylum name, Mollusca, means "thin-shelled," though many species lack shells entirely. Mollusks include clams, oysters, scallops, mussels, snails, squid, octopuses, ...
Baboons are large, African monkeys that spend most of the day on the ground while awake. There are five species of baboons, the largest of which are the hamadryas baboons weighing up to 66 pounds. Answer and Explanation:1 Several large predators in Africa eat baboons. Primarily, these includ...
What are ecosystem services from pollinators? Pollinators: There are many different types of pollinators though most pollinator species are insects. These insects often obtain their nutrients from the nectar that is produced in the base of flowers, which means they have to pass by the pollen-car...
National Geographic photographer Brian Skerry has been diving in the Gulf of Maine for more than 40 years. After learning these waters were a harbinger of climate change, he set out to document the rapid shift and its ripple effects.
Certain Mollusks (e.g., clams, oysters): Use chemoreceptors and tactile sensors to detect changes in their environment. Spiders: Many species do not have auditory organs, rely on mechanoreceptors on their legs to detect vibrations and movements....