填vertebra 这句话的意思是，鱼是脊椎动物，因为它们有脊椎。veterbrate可以是形容词或者名词，其中veterb是拉丁词根，表示“脊椎”。
Are sharks jawless fish? Is a blobfish an invertebrate? Are hagfish bony or cartilaginous fish? Are sharks amphibians or reptiles? Are amphibians considered vertebrates? Are jellyfish on the cladogram? Are flies vertebrates? What are invertebrate chordates?
ahanksgiving hanksgiving [translate] aSpecial Instruction 特殊指令 [translate] aHowever, reptiles, birds, amphibians, and fish are vertebrates also, but they are not mammals. 然而,爬行动物,鸟,两栖动物,并且鱼也是脊椎动物,但是他们不是哺乳动物。 [translate] ...
1 (a) Fish, mammals and birds are all groups of vertebrates.(i) State the names of the two other main groups of vertebrates...and...[1](ii) Complete Table 1.1 to compare the features of fish, mammals and birds.Table 1.1feature fish mammals birds organ involved in gas lungs exchange...
这个是倒装句，考查词组evolve from sth.介宾短语from them提前了，主谓需要倒装，其实就是相当于…and all the vertebrates evolved from them.Evolve是不及物动词 ，所以不能用被动语态，因此D是错误的。
Why are amphibians unsuccessful vertebrates?Vertebrates:Vertebrates are animals which have a backbone. They are considered to be a subphylum within the chordate phylum. Several animal classes fall within this category which include birds, mammals, and amphibians....
Sharks and their relatives are some of the most threatened vertebrates on Earth, with approximately one-third estimated or assessed as threatened with extinction (1). This is a major problem because as predators that help keep the food web in balance, these animals play a variety of vitally im...
Comparing correlations in abundance, we found that slick habitats exhibit enhanced overlap between multiple prey groups and larval fish predators (Supplementary Fig.S2). In ambient waters, larval fish abundance was significantly correlated with just two prey taxa (r = 0.29–0.44;P < 0.05...
What groups of animals are vertebrates? What is the habitat of members of the phylum Annelida? What are amoebas classified as: carnivore, herbivore or omnivore? What type of feeders dominate the deep sea benthos? What animals live in the littoral zone?
Freshwater vertebrates have been among the hardest-hit populations, with monitored populations showing an average decline of 83 per cent since 1970. The Amazon pink river dolphin, for example, has experienced a 65 per cent decline in its population between 1994 and 2016. Meanwhile, some of the ...