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 liver cord cells contained vacuolated cytoplasm, while others had small amounts of brown hemosiderin pigment.

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 Finns make a special lemonade from lemons, brown sugar, and yeast called " sima ".

Some had black shields, others used white shields with black spots, some had white shields with brown spots, while others used pure brown or white shields ( 37 ).

Some of these are organic substances that oxidize when heated, which usually turns them brown.

Some brown, dead leaves may remain on the tree throughout winter until very early spring.

Some horses ( usually within the white, spotted, palomino or cremello groups of breeds ) may show amber, brown, white, and blue all within the same eye, without any sign of eye disease.

Some of the mammals that live around the lake are the big brown bat, the silver-haired bat, mule deer, Botta's pocket gopher, desert woodrat, and striped skunk.

Some production-line cues will use lower-quality Canadian maple wood with cosmetic issues, such as " sugar marks ", which are ( most often ) light brown discolorations visible on the shaft that are caused by sap in the wood.

Some evidence indicates that the cave bear only used caves for hibernation and was not inclined to use other locations, such as thickets, for this purpose, in contrast to the more versatile brown bear.

Some sources claim that Mn ( OH )< sub > 3 </ sub > is the brown precipitate, but hydrated MnO < sub > 2 </ sub > may also give the brown colour.

Some types of brown goods were traditionally finished with or looked like wood or bakelite.

Some of them, if they are dense enough, will collapse, which can lead to rapid formation of gas giant planets and even brown dwarfs on the timescale of 1, 000 years.

Some are purer, richer brown instead, and all have fine black-and-white speckles except on the remiges and rectrices, which are light brown with darker bands.

Some care is needed in separating the brown female from the similar Common Teal, but the stronger face markings and more frequent head-shaking when dabbling are good indicators.

Some brown dwarf planetary systems, such as 2M1207, GQ Lupi are thought to have formed by cloud collapse rather than accretion and so may possess sub-brown dwarf companions rather than planets.

Some minor changes were made to her appearances, with her standard brown or grey school shoes replaced with the more modern trainers.

Some of Australia's plants: Araucaria cunninghamii ( hoop pine ), Archontophoenix cunninghamiana ( Bangalow palm ), Banksia cunninghamii, Bauhinia cunninghamii, Casuarina cunninghamiana ( river sheoak ), Centipeda cunninghamii ( old man weed ), Ficus cunninghamii, Medicosma cunninghamii ( bone wood ), Nothofagus cunninghamii ( myrtle tree, Tasmania ), Pennantia cunninghamii ( brown beech ), and Polyosma cunninghamii commemorate Allan and his brother Richard, a botanist.

Some animals also possess dark brown stripes on the forehead and back.

Some have slightly lighter brown or amber eyes.

Some companies have gone so far as to trademark their spot colors ( examples are UPS brown, Los Angeles Lakers ' purple, and Tide's orange ).