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 extinct members of the crocodilian line, a sister group to the dinosaurs and birds, also evolved bipedal forms-a crocodile relative from the triassic, Effigia okeeffeae, is believed to be bipedal.

Some birds nest there, like puffins, sea turtles and rockhopper penguins.

Some birds grew larger than the average human.

Some points of interest are the Tropical House, the Cactus House, the Canary House and the Orchid House, which hosts one of the world's biggest collection of orchids, and free-flying birds and butterflies.

Some children would help with crushing grain or cleaning birds.

Some features that are confined to one sex only of a particular species can be explained by selection exercised by the other sex in the choice of a mate, for example, the extravagant plumage of some male birds.

Some of these similarities include that, in parallel to Skaði and Njörðr in Skáldskaparmál, Hadingus is chosen by his wife Regnhild after selecting him from other men at a banquet by his lower legs, and, in parallel to Skaði and Njörðr in Gylfaginning, Hadingus complains in verse of his displeasure at his life away from the sea and how he is disturbed by the howls of wolves, while his wife Regnhild complains of life at the shore and states her annoyance at the screeching sea birds.

Some birds, particularly finches, also eat the seeds.

Some of the material in that foreword, such as the self-destruct mynah birds ( taught to say " Here, kitty-kitty-kitty!

Some birds, notably the Spotted Nutcracker, Clark's Nutcracker and Pinyon Jay, are of importance in distributing pine seeds to new areas.

Some species, unusual for birds, perch along a branch, rather than across it.

Some otters are expert at opening shellfish, and others will feed on available small mammals or birds.

Some of the birds that depend on these marshes include: Wilson's phalarope, red-necked phalarope, American avocet, black-necked stilt, marbled godwit, Snowy Plover, western sandpiper, long-billed dowitcher, tundra swan, American white pelican, white-faced ibis, California gull, eared grebe, peregrine falcon, bald eagle, plus large populations of various ducks and geese.

* Feduccia, J. Alan ( 1970 ): Some birds of prey from the Upper Pliocene of Kansas.

Some birds also use claws for defensive purposes.

Some stories have involved the birds leaving Gyro's thinking cap, resulting in the cap becoming ineffective.

Some birds – e. g. the Lesser Potoo ( Nyctibius griseus ) – nest in Cecropia trees.

Some of the larger species hunt birds, lizards, frogs or even fish.

Some birds will build nests in trees, some ( such as vultures, eagles, and many seabirds like Kittiwakes ) will build them on rocky ledges, and others nest on the ground or in burrows.

Some of the topics he addressed in the account were those of religion, justice, kingship, agriculture, slavery, birds, vegetables, bathing, clothing, tools, draft animals, and commerce.

Some water birds, e. g. oystercatchers, feed on shellfish.

Some birds range over a number of habitats, but many are found in only one environment.

Some 140 species of birds have been recorded in the Gawler Ranges, which has been identified by BirdLife International as an Important Bird Area ( IBA ) because it supports populations of the vulnerable Malleefowl, the Gawler Ranges subspecies of the Short-tailed Grasswren, Rufous Treecreeper, Blue-breasted Fairy-wren, Purple-gaped Honeyeater and Western Yellow Robin.

Some of the common birds in the park include the Eastern Spinebill, Green Rosella, Forest Raven and several honeyeaters.