TOPIC : Frogs NARROWED FOCUS : Species of Frogs THESIS : There are over 4‚000 species of frogs but our focus will be limited to the Poison Dart‚ Wood and Darwin Frogs‚ which all belong to the Ranidae family. INTRODUCTION : Frogs belong to a group called amphibians which begin their lives in the water as eggs and then tadpoles and when fully developed they live on land. Three distinguishing elements such as: their habitat‚ size and the reason for the names given to them will be highlighted
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Currently‚ frog populations around the world are declining. Due to the nature of their life cycles and physiology‚ frogs are very sensitive to environmental changes. Frogs are born in the water as tadpoles. Frogs move onto land for their adult lives. This makes them vulnerable to changes in aquatic habitat availability. This also makes them vulnerable to changes in terrestrial habitat availability. Their aquatic habitats are drying out‚ in areas that are becoming more prone to drought. Frogs are also
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Chelsie Stone Kim Hill English 1101 3 March 2015 Frog vs. Toad Most people find it difficult to distinguish a frog from a toad. They have a tendency to mix them up or think that they are the same thing. Although they seem so similar in appearance‚ they indeed have many differences including physical features‚ abilities‚ and the food that they consume. Frogs vary in different shapes‚ sizes‚ colors‚ and textures. They have smooth‚ moist skin‚ long stripy legs‚ and are likely to be found in damp habitats
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The Frog in the Hole — Devotional By Staff Very recently‚ Nathan (my 12 year old son) and I were in our back yard throwing Frisbee. He has gotten into Frisbee golf (disc golf) and was showing me some of the tosses he had learned. We were having a blast. During this fun time‚ Nathan walked over to a small sink-hole in the ground he had discovered a while back. The hole is about 5 inches in diameter and about 18 inches deep. Peering into the bottom of the hole‚ Nathan exclaimed‚ "The frog is still
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In photo one‚ the frog is seen with no cuts‚ the skin is seen. The skin is smooth similar to a worm’s flesh. The skin has pores invisible to the naked eye inside to the naked eye shown in photo ten. The students could not identify what was that green structure shown in photo two. In photo three showing the webbed feet‚ the students noticed that the toes were connected‚ this must have been used for swimming‚ this similar to man made fins‚ which helps humans swim faster and easier. In photo four‚ the
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November 23‚ 2010 Literary Analysis Essay “The Princess and the Frog” In “The Princess and the Frog” Walt Disney Animation Studios presents a musical set in the great city of New Orleans. "The Princess and the Frog" marks Disney’s return to the warmth and gratefulness of hand drawn animation. The film teams Ron Clements and John Musker‚ creators of "The Little Mermaid" and "Aladdin" with Oscar winning composer Randy Newman. From the heart of Louisiana’s mystical bayouts and the banks of the mighty
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different than humans. First‚ the lungs in a frog have thin walls and are shaped like balloons. When frogs swim‚ they fill their lungs with air‚ which helps them stay buoyant while swimming. Frogs also do not have diaphragms compared to humans. They only breathe through their nose. They use muscles in their throat sacs to help move the air in‚ and then is pushed to the lungs. During this time‚ their mouth is closed. Body contractions allow the frogs to release carbon dioxide. When us humans breathe
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professor at the University of Bologna and in 1772‚ he became the president of the university. In 1776‚ he began to test the action of electricity on the muscles of dissected frogs. In 1783‚ while working with static electricity on a table at which he had dissected a frog‚ his assistant accidentally touched the frog with a charged scalpel and its legs kicked outward as a frog’s legs would while it’s living. This made Galvani the first to appreciate the relationship between life and electricity
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and the Frog”‚ an adaptation of the classic fairytale “The Frog Prince” and is set in New Orleans‚ Louisiana during the 1920’s. In the movie Tiana has a dream about owning her own restaurant. She starts of as a waitress‚ working multiple jobs to help save the money to buy the mill. Lottie gives Tiana enough money to finish paying for the restaurant because she orders food. Naveen arrives with Lawrence and they find the Dr. Facilier‚ who transforms Lawrence into Naveen and Naveen into a frog. During
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Gross Anatomy of a Frog aldreyarellano I. AXIAL REGION A. Head – most anterior‚ triangular part w/c is flattened dorso-ventrally 1. Snout – blunt apex of the head 2. Mouth – large anterior opening w/c extends postero-laterally up to the head’s base > dorsal & ventral lip folds – immovable folds that border the mouth dorsally & ventrally – provided w/ valves w/c are associated to respiratory movements – provided w/ valves w/c are associated to respiratory movements 3. External nares or
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