WebFlatworms, also called plathelminths, are a group of invertebrates that have a soft body and are generally very flattened.Several species of flatworms can live outdoors, but about 80 percent of all are parasites, … WebFeb 14, 2014 · In honor of this Valentine’s Day holiday, here are 10 animals’ tricks for attracting that special someone. 1. Show Your Heart. Male frigate birds use giant throat sacs resembling heart-shaped balloons to attract their mates. They inflate the sacs while waggling their heads, shaking their wings, and calling to a female.
in what ways are flatworms more complex than cnidarians
WebFlatworms are the simplest of the worm groups. There are about 20,000 species in this group. Flatworms are found many places and can be free living or parasitic. A parasite lives off another living thing called a host … Web异涡虫属（拉丁名：Xenoturbella）是一类生活在海底的小型无脊椎动物，身體構造極為簡單，现被單獨歸至異無腔動物門下的異渦蟲亞門（Xenoturbellida），已得到公認的物种僅有六個 ，分布於東北大西洋的欧洲近岸海域以及北太平洋的墨西哥、美国和日本近岸海域。 healthy kids under 5
Which phylum of animals is also called flatworms? - BYJU
WebDec 8, 2024 · Flatworms are a diverse group of animals in the phylum Platyhelminthes.Although most are fully aquatic, there are many species that exist on … WebMar 31, 2024 · The flatworms have specialised cells which have cilia like structure which beats continuously to remove the nitrogenous wastes. These cells are called the flame … Webflatworm, also called platyhelminth, any of the phylum Platyhelminthes, a group is soft-bodied, usually much flattened invertebrates. A number of flatworm species represent free-living, not nearly 80 percent on all flatworms are parasitic—i.e., living on or in another organism and protect nourishment coming is. They are bilateral symmetrical (i.e., the … moto tour usa