permian extinction: dinosaurs , pterosaurs , and aquatic reptiles such as ichthyosaurs , plesiosaurs , and mosasaurs . the climatic changes of the late jurassic and cretaceous provided for further adaptive radiation. the jurassic was the height of archosaur diversity, and the first birds and placental mammals...
irrefutable arguments that support exotic pet ownership by melissa a smith capybaras are giant rodents that live in south and central america and are sometimes kept as pets. they are the largest rodents in the world and may weigh pounds or more. capybaras: giant rodents of south america and exotic pets...
hedgehogs by hal gall the price range of exotic pets can vary tremendously, from as low as $ to thousands of dollars for rare or high-demand species. here is a list and discussion of inexpensive exotic animals and their prices. cheap exotic pets by melissa a smith capybaras are giant rodents that live...
. [ ] the pineal organs of mammals fall into one of three categories based on shape. rodents have more structurally complex pineal glands than other mammals. [ ] crocodilians and some tropical lineages of mammals (some xenarthrans ( sloths ), pangolins , sirenians ( manatees & dugongs ), and some marsupials...
pesticides in shrimp from the belgian north sea pentabromoethylbenzene pentachloroanisole pentachlorobenzene pentachlorophenol persistent pfos pfos contamination in bib and plaice in the western scheldt plastic in the ocean pollutant pollution and algae pollution and benthic fish pollution and marine mammals...
aquariums claim that they exist for education and conservation, but there is nothing to learn from watching depressed marine mammals swim in endless circles in tanks that are tiny compared to the animals' natural home and simply exhibiting wildlife is not conservation. very few zoos and aquaria are involved...
meeting place for different cultures for eight millennia. forty-five percent of sundarbans national park (india) is wetland in the form of tidal rivers, creeks and canals and supports a wealth of biodiversity and animal species including the single largest population of tiger, and threatened aquatic mammals...