is there any correlation between leech and pollution?
Exposure to synthetic estrogen from municipal wastewater, can affect leeches' reproductive systems
Leech
Exposure to synthetic estrogen as used in contraceptive medicines, which may enter freshwater ecosystems from municipal wastewater, can affect leeches' reproductive systems. Although not as sensitive to these compounds as fish, leeches showed physiological changes after exposure, including longer sperm sacs and vaginal bulbs, and decreased epididymis weight.
does a leech bite? Yes are there bites venomous or poisonous? UNANSWERABLE what is its scientific name? Hirudinea from where does the name originate? UNANSWERABLE
wiki:15200104
Leech [SEP] Water pollution
Exposure to synthetic estrogen as used in contraceptive medicines, which may enter freshwater ecosystems from municipal wastewater, can affect leeches' reproductive systems. Although not as sensitive to these compounds as fish, leeches showed physiological changes after exposure, including longer sperm sacs and vaginal bulbs, and decreased epididymis weight.