Download Planet Earth Ocean Deep Answers' title='Download Planet Earth Ocean Deep Answers' />Earth Chapter index in this window Chapter index in separate window Please support this website This material including images is copyrighted RebelMouse is the best CMS 2017 and 1 Wordpress VIP alternative. See what makes us so fast, and why you should replatform with us today. Two Headed Porpoise Just Wants Love, Validation. Last month, a group of Dutch fishermen discovered a double headed harbor porpoise Phocoena phocoena. The unusual little fellow was definitely DOA, and fearing that keeping it would get them in trouble, the fishermen took a few photos of the beast and threw it back in the ocean. Based in Austin, TX, the EarthSky team has a blast bringing you daily updates on your cosmos and world. We love your photos and welcome your news tips. Get the latest science news and technology news, read tech reviews and more at ABC News. If the sea surface temperature is increased in Antarctic Ocean due to global warming, the dissolved oxygen in its deep water will. An ocean from Ancient Greek, transc. Okeans, the sea of classical antiquity is a body of saline water that composes much of a planets hydrosphere. Earth is the third planet from the Sun and the only object in the Universe known to harbor life. According to radiometric dating and other sources of evidence, Earth. What the crew didnt realize was theyd found the first case of dicephalic parapagusor partial twinningin harbor porpoises. Now, researchers from the University of Rotterdam have examined the photos and are trying to learn more about the unusual creature. While the harbor porpoise is one of the most common cetaceans in the northwest European continental shelf waters, this condition is highly unusual. The team believes the twins did not survive long after they were born, since their dorsal fin was not yet erected. The small hairs on their upper rostrums that beak looking dolphins have had also not fallen off, indicating they died pretty quickly. This case concerns the second known case of twinning, the first case of conjoined twins in Phocoena phocoena, the fourth known case of parapagus dicephalus in a cetacean species and the tenth known case of conjoined twinning in a cetacean species, the researchers wrote. Their work has been published in Deinsea. Not much is known about what causes conjoined twinning in cetaceans. In humans, conjoined twins are identical twins that are physically attached to each other. Internal Error Installing Vista Sp1 Not Recognized there. In healthy identical twins, an embryo splits into two after fertilization, but in conjoined twins, this process abruptly stops before the separation is complete. Hopefully, this unusual case will provide some answers to the questions researchers have about partial twinning in cetaceans. RIP baby porpoises, we hardly knew ye.