PPT-The Evolutionary History and Phylogeny of Turtles

Nasser Ben Qasem 503Biology WIU Turtles  are  reptiles of the  order Testudines  characterized by a special  bony or cartilaginous shell The order Testudines includes both extant living and . By Jeff Fagan. Background of a Green Sea Turtle. The green sea turtle grows to a maximum size of about 4 feet and a weight of 440 . pounds. It has a heart-shaped shell, small head, and single-clawed flippers. Without the support of the general public, the survival of sea turtles on our planet is doubtful. Here are some ways the concerned and interested citizen can help the cause:. 1. Refrain from walking on the beach at night during the summer months (April through August) as much as possible. No matter how quiet, humans will often, and unknowingly, frighten nesting sea turtles back into the sea.. Phylogenies. The process of evolution produces a pattern of relationships between species. . As . lineages evolve and split and modifications are inherited, their evolutionary paths diverge. . This . Phylogeny. The evolutionary history of a species or group of species. . Convergent Evolution. A process in which species from different evolutionary branches may come to resemble each other if they live in similar environments and natural selection favored similar adaptions.. a cause for concern. Thomas Akre. Longwood University. Farmville, VA. The Tortoise and the Hare. Turtles: a cause for wonder. "Because they are still living, turtles are commonplace objects to us: were they entirely extinct, their shells – the most remarkable defensive armor ever assumed by a . by Christian. What is a Snapping . T. urtle?. A snapping turtle is a reptile with a shell their shell can be brown, dark green , and black.. They bite fast than snakes, but they move super slow, but when they swim in water they are gone the second you blink.. Systematics. Phylogeny. Phylon. = tribe, . geny. . = genesis or origin. The evolutionary history of a species or a group of related species.. Investigating the Tree of Life. Phylogeny: the evolutionary history of a species or group of species. Chapter 18. “When you realize how perfect everything is, you will tilt your head back and laugh at the sky”. -. Budda. What is a Species?. Biological species concept. : species are groups of actually or potentially interbreeding natural populations which are . Robert . DePalma. Background. Created by Mirage Studios in 1984 as a comic book.. Team . of four teenage anthropomorphic . turtles. T. rained . by . their . rat sensei in the art of . ninjutsu. N. amed . How and why were they preserved?. Research by:. Leonard Brand, PhD, Loma Linda University. Tom Goodwin, PhD, Andrews University . Research approach. :. The Bridger Formation, in SW Wyoming, is an extensive set of Eocene sediments very rich in vertebrate fossils. . Without the support of the general public, the survival of sea turtles on our planet is doubtful. Here are some ways the concerned and interested citizen can help the cause:. 1. Refrain from walking on the beach at night during the summer months (April through August) as much as possible. No matter how quiet, humans will often, and unknowingly, frighten nesting sea turtles back into the sea.. 1. 2. What are the evolutionary relationships between a human, a mushroom, and a flower?. A phylogeny based on DNA data reveals that animals (including humans) and fungi (including mushrooms) are more closely related to each other than . Module-III . B.Sc. 4. th. sem.. By. Dr. . Gyanranjan. . Mahalik. Asst. Prof.. Dept. of Botany; . SoAS. . Centurion University of Technology and Management . Systematics.  is the part of science that deals with grouping organisms and determining how they are related. It can be divided into two main branches. Terminology. phylogeny . evolutionary history of a species or group of species. systematics. . classifying and determining evolutionary relationships of organisms . taxonomy . classifying and naming of organisms.