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Duration of pregnancy does not exceed the length of the estrous cycle. Placenta does secrete progesterone. ... Example: Human, monkeys, mare, sheep and ...
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Chapter 22: Specialized Teeth, Hair, Endothermy, and Viviparity Usual Fertilization Occurs in upper third of the oviduct within hours of copulation Delayed ...
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Reproduction & life histories Reproductive cycles Modes of Fertilization Asexual reproduction Evolution of parental care Parental care Viviparity
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Oviparity- eggs are shed into the environment. Viviparity- eggs are retained internally ... Allantois: evagination from cloaca; forms part of mammalian bladder. ...
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There are 50 known hormones ... Hermaphrodite. Parthenogenesis. Viviparity. Your Right! ... Hermaphrodites have both male and female reproductive parts ...
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Start to out-line (Project proposal-worth 5 points) ... P.s. the ancestor of the last 3 classes share. 1-shelled eggs or viviparity 2-amniotic egg ...
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General characteristics of nekton Larger body size Greater swimming power Most nekton animals are vertebrates, ... up to 54 embryos Viviparity (long longevity) ...
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A shark that has an air weight of 1,000 kg. weighs only 3.3kg in water ... Ganoid: Sturgeon & Paddlefish. Ctenoid. Class Chondrichthyes. 10. Feeding ...
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MONOTREMES Egg laying Duckbilled Platypus Anteater Echidna MARSUPIALS Premature babies develop in pouch Found in Australia/New Guinea Kangaroo Wallaby ...
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ITK Other titles: Arial Calibri Default Design ANIMALIA-VERTEBRATA IKAN LAUT KLASIFIKASI AGNATHA Slide 4 LAMPREY Slide 6 CHONDRICHTHYES Slide 8 OSTEICHTHYES Slide ...
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Elasmobranchs - sharks (360 species in two major groups), skates and rays (450 species) ... Sharks as predators: locate prey in a geographic sense. detect prey ...
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Figure 5.1 Gill structure in the larvae of viviparous caecilians. Bottom, Dermophis mexicanus (Caeciliidae) with triramous, fimbriated gills; top, Typhlonectes natans ...
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Some have young born alive (viviparous) with extraembryonic ... Cotton Mouth. Broad dark stripe present behind eye. Black crossbands on lighter. background. ...
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inherited from their common ancestor (homology) informative traits are shared ... parsimony. Use parsimony to build a phylogeny: outgroup? homologies? ...
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Trunk divided into thoracic and abdominal cavities by diaphragm ... yak 'man of the forest' orangutan. largest monkey. mandrill. largest herds. springbok ...
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REPTILES JEOPARDY S2C06 Jeopardy Review Classification 100 Classification 200 Classification 300 Classification 400 Classification 500 Vocabulary 100 Vocabulary 200 ...
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Animal Reproduction 32
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Center for Shark Research. Sharks. Rays. Freshwater elasmobranchs: ... Ancient intracoastal lagoon system. Longest river in FL (310 miles) Width varies (2 miles ...
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Water conservation-kangaroo rats. Chapter 33: Deuterostomate ... kangaroo rats live in desert and are able to survive. with little water by concentrating urine ...
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Carcharodon carcharias: The Great White Shark The Great White Shark The Great White Shark is a creature not to be feared, but rather revered, respected, and protected.
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All structures are prefigured in the germ cells. ... Regeneration in Hydra 'developmental force' Left-coiled snails can produce right-coiled progeny ...
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Stress proteins first identified in salamanders. The Most Important Reason ... Crocodile. Rhynchocephalia (Sphenodontida or Tuatara) Lizard-like in appearance. ...
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The Behavior of White Sharks and their Pinniped Prey during predatory attacks ... Focus: reef sharks (requim) Order Orectolobiformes Carpetsharks: Overview ...
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Reproduction. Alexis Draper. Lorraine Thompson. Tomasita Jallad. Sexual Reproduction ~ two individuals produce offspring that have genetic characteristics from ...
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... infernalis (Big Bend National Park, Texas, photo:H.W.Greene) ... Longhorns (Bos taurinus, Wichita Mountains, OK; photos:H.W.Greene) What is a mammal? ...
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Carry eggs / brood around. Cypriniformes: Cyprinidae: Nocomis biguttatus (William Roston) ... Prevalent in marine and open freshwater fishes. Potential ...
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Some have young born alive (viviparous) with extraembryonic membranes ... various ruderal situations such as berms along canals and old-field successional ...
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Therapsids showed increasingly mammal-like characteristics. These smaller therapsids had smaller ribs in their lumbar region, like mammals. ...
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Amphibians and Reptiles
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fusion of two haploid gametes (sperm and egg) to form a diploid zygote ... Fission: asexual reproduction of a sea anemone (Anthopleura elegantissima) ...
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Reptiles Reptiles First truly terrestrial vertebrates ~7000 species worldwide ~300 species in U.S. and Canada Reptiles Probably best remembered for what they once ...
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... (Carcharhinus longimanus) dominate silky sharks ... Pelagic-Blue Shark (Prionace glauca), Oceanic Whitetip ... 328 per pound of shark fin. Sold for ...
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Arthropods are different from all other animals because they are eucoelomates with a hard, segmented body. The phylum Arthropoda (jointed-foot) consists of most of ...
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The first reptiles were small four-legged lizards. During the Mesozoic era (Age of Reptiles) ... Males climb onto females back, and grasps her into a amplexus ...
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The shark is usually white on its under side and grey or dark blue on ... At birth, a 5-foot-long, 60 pound pup looks and acts exactly like a miniature adult. ...
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Males may guard several clutches of eggs. Presence of eggs is a signal to other females of his willingness to be a good parent ...
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Nourishment of newborn with milk. Close mother-offspring bond. Evolved in association WITH dyphylodont teeth ... Platypus: only left ovary functional (as in birds) ...
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* Class Amphibia Class Reptilia Class Aves Class Mammalia Oldest class of tetrapods 4000 extant species of frogs, ...
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Larval Amphibian Ecology
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Vertebrate Evolution and Diversity Phylum Chordata Subphylum Urochordates Subphylum Cephalochordates Subphylum Vertebrates Lancet Tunicate
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Budding = asexual reproduction in which outgrowth becomes a new ... Parthenogenesis = development of an egg into new individual without fertilization ...
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REPTILES. JEOPARDY. S2C06 Jeopardy Review. Classification. Vocabulary ... A: What is Squamata? This order includes snakes and lizards. S2C06 Jeopardy Review ...
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'American Entomology' History of Entomology. P.F.M.A. Dejean (1780 - 1845) ... Crustacea (crabs, lobsters, barnacles) Pauropoda. Diplopoda (millipedes) ...
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Non-binding Practice Quiz - next week. Readings for next week - on ... Copepod Development. Plankton Size Classes. Planktonic Biomass. by Season and Location ...
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Chapter 4 and 5 Variations in the Physical Environment Biomes Organisms: constant tension with P.E. Variations in physical environment adaptation diversity of life.
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... have fleshy blob tongues that apprehend food, are typically territorial and ... have specialized chemosensory tongues, apprehend food with their jaws, are ...
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Smelt Family, OSMERIDAE
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2005 Belize Barrier Reef Field Trip Guide Book
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Proceptive - behaviors that establish/maintain attraction ... Simultaneous (e.g., snails, slugs & fish) Spontaneous (e.g., clown fish) ...
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Biological Communities: The Biome Concept
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Snakes General Five general topics: Definition of snakes: Anatomy Ecology Adaptations addressing 4 snake-lifeway issues: Moving Acquiring prey
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Mammary Glands. Mammary glands are derived from apocrine glands, and function to provide ... of a collar of skin around the opening of the mammary ducts. ...
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Coastal Ecosystems of Martinique
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