Belostomatidae is a family of freshwater hemipteran insects known as giant water bugs or colloquially as toe-biters, Indian toe-biters, electric-light bugs (because they fly to lights in large numbers), alligator ticks, or alligator fleas (in Florida)., Sea lice are marine external parasites that cause a red, itchy, painful rash. Learn more about the symptoms, treatment, healing times, and how to avoid them., Sea lice, also called seabather’s eruption, is caused by jellyfish larvae in the ocean that get trapped in your bathing suit and sting you. Here’s how to treat the itchy, red rash., Dysdercus andreae, or St. Andrew's cotton stainer, is a species of red bug in the family Pyrrhocoridae. It is found on islands in the Caribbean Sea and in North America. [1][2][3] Its host plant is Thespesia populnea, which it feeds on the seeds and fruits of., Crustaceans, from tiny krill and water fleas to enormous crabs and lobsters, throng anywhere there is water. Though a few crustaceans routinely live on land (such as woodlice and land crabs), the Earth’s surface and the air have become dominated by insects., While some marine insects, like the caddisfly Philanisus plebeius and Halobates sea skaters, are adapted to intertidal zones, they represent only a tiny fraction of insect species. Additionally, most marine insects are herbivorous, feeding on seaweed and occasionally scavenging on washed-up carcasses, positioning them within the marine food web..