Some species in the Plethodontidae have a weak zone at the base of the tail and if the salamander is in danger or if the tail is grabbed by a predator, it breaks off, a process known as autotomy.

Some species complete their development inside the egg and hatch directly into small frogs.

Some species are carnivorous at the tadpole stage, eating insects, smaller tadpoles and fish.

Some members of the genera Ambystoma and Dicamptodon have larvae that never fully develop into the adult form but this varies with species and with populations.

Some species of salamander emit a quiet squeak or yelp if attacked.

Some unicellular species rely entirely on external energy sources and have limited or no photosynthetic apparatus.

Some of the species of Allium are important food plants for example onions ( Allium cepa ), chives ( A. schoenoprasum ), garlic ( A. sativum and A. scordoprasum ), and leeks ( A. porrum ).

Some endangered species in British Columbia are: Vancouver Island marmot, Spotted Owl, American White Pelican, and badgers.

Some birds, especially corvids and parrots, are among the most intelligent animal species ; a number of bird species have been observed manufacturing and using tools, and many social species exhibit cultural transmission of knowledge across generations.

Some species, particularly songbirds and parrots, are popular as pets.

Some aspects of brain structure are common to almost the entire range of animals species ; others distinguish " advanced " brains from more primitive ones, or distinguish vertebrates from invertebrates.

Some suggest Neanderthal, Homo erectus, or Homo heidelbergensis to be the creature, but no remains of any of those species have been found in the Americas.

Some species of mold produce alpha-galactosidase, an anti-oligosaccharide enzyme, which humans can take to facilitate digestion of oligosaccharides in the small intestine.

Some species, such as the Lesser Dwarf Lemur, store fat at the hind legs and the base of the tail and hibernate.

Some rare species are viviparous.

Some cosmologists have proposed that Big Bang nucleosynthesis suggests there is a fourth " sterile " species of neutrino.

Some species and genera had a very wide distribution with only minor variations.

Some botanical species are trees having similar foliage to the Lauraceae due to convergent evolution.

Some of the country's most endangered species are the Harpy eagle, the Giant anteater, the Golden toad and the Jaguar.

* Some Dracocephalum, Glechoma and Calamintha species were formerly classified in Nepeta.

* Some crustaceans, such as the coconut crab, though mainly omnivorous, will prey on turtle hatchlings, smaller crabs species, rats, and carrion

Some species form packs or live in small family groups depending on the circumstances, including the type of available food.

Some canid species have also been trapped and hunted for their fur and, especially the gray wolf and the red fox, for sport.

Some fish had developed primitive lungs to help them breathe air when the stagnant pools of the Devonian swamps were lacking in oxygen.

Some of the Columbia and Snake River dams employ fish ladders, which are effective to varying degrees at allowing these fish to travel upstream.

Some major agriculture products of Chile includes grapes, apples, pears, onions, wheat, corn, oats, peaches, garlic, asparagus, beans, beef, poultry, wool, fish and timber.

Some of the fish that can be seen in the waters around Crete include: scorpion fish, dusky grouper, east Atlantic peacock wrasse, five-spotted wrasse, weever fish, common stingray, brown ray, mediterranean black goby, pearly razorfish, star-gazer, painted comber, damselfish, and the flying gurnard.

Some speculate that the dish may have been invented in Spain, the first European country in which the potato appeared via the New World colonies, and assumes the first appearance to have been as an accompaniment to fish dishes in Galicia, from which it spread to the rest of the country and further to the Spanish Netherlands, which became Belgium more than a century later.

Some dishes can be traced back to ancient Greece: lentil soup, fasolada, retsina ( white or rosé wine flavored with pine resin ) and pasteli ( candy bar with sesame seeds baked with honey ); some to the Hellenistic and Roman periods: loukaniko ( dried pork sausage ); and Byzantium: feta cheese, avgotaraho ( cured fish roe ) and paximadi ( traditional hard bread baked from corn, barley and rye ).

Some standard osōzai or dishes feature stir fried Japanese greens with age or ( dried small fish, young sardines ).

Some believers claim that Jonah did die in the belly of the great fish, and was then resurrected by God since Jesus himself associated this event in Jonah's life with his own death and resurrection.

Some feed exclusively on fish, while others hunt marine mammals such as sea lions, seals, walruses, and even large whales.

Some of the more popular types of local cuisine include hot chicken, hot fish, barbecue, and meat and three.

Some fish, reptiles and many invertebrates use this technique.

Some bony fish are hermaphrodites, and a number of species exhibit parthenogenesis.

Some fish had lungs and strong, bony fins and could crawl onto the land also.

Some imitation pearls are simply made of mother-of-pearl, coral or conch shell, while others are made from glass and are coated with a solution containing fish scales called essence d ' Orient.

Some of the eggs and larvae of larger animals, such as fish, crustaceans, and annelids, are included here.

Some seafood is feed to aquarium fish, or used to feed domestic pets, such as cats, and a small proportion is used in medicine, or is used industrially for non-food purposes ( leather ).

Some sportsmen also ice fish for smelt.

Some fish may be fermented with shrimp and / or spices.

Some keep fish and other life in aquariums or ponds for show, fun, and companionship.

Some people believe that it is possible to construct hydropower systems that divert fish and other organisms away from turbine intakes without significant damage or loss of power ; historical performance of diversion structures have been poor.

Some fishermen follow fishing folklores which claim that fish feeding patterns are influenced by the position of the sun and the moon.