Because the earthworms grind and uniformly mix minerals in simple forms, plants need only minimal effort to obtain them.

Because the remit of the Convention covers millions of species of plants and animals, and tens of thousands of these taxa are potentially of economic value, in practice this negative list approach effectively forces CITES signatories to expend limited resources on just a select few, leaving many species to be traded with neither constraint nor review.

Because of very high rates of evaporation, soil and plants rapidly lose the little moisture obtained from the rain, and vegetation could not survive without extensive irrigation.

Because it is the shallowest, it is also the warmest of the Great Lakes, and in 1999 this almost became a problem for two nuclear power plants which require cool lake water to keep their reactors cool.

Because Malpighi had a wide knowledge of both plants and animals, he made contributions to the scientific study of both.

Because the sun is low in the horizon for most of the year, it is difficult for plants to generate energy from photosynthesis.

Because bamboos can be aggressive as early successional plants, the seedlings would be able to outstrip other plants and take over the space left by their parents.

Because he was unsure of his future direction, he included some chemical engineering courses in his curriculum and spent a summer touring chemical plants in Massachusetts and Maine.

Because of this tension, water is literally being pulled up from the roots into the leaves, helped by cohesion ( the pull between individual water molecules, due to hydrogen bonds ) and adhesion ( the stickiness between water molecules and the hydrophilic cell walls of plants ).

Because it flowers in December and has a festive red and green appearance, one species has been named " Christmas bush ", an appellation shared by several Australian plants which bloom around the same time or are festively colored.

Because phloem tubes sit on the outside of the xylem in most plants, a tree or other plant can be effectively killed by stripping away the bark in a ring on the trunk or stem.

Because the plants have a taproot, they do not transplant well after being established, so they should be started either in their final location or transplanted while the seedlings are still small.

Because apomictic plants are genetically identical from one generation to the next, each lineage has some of the characters of a true species, maintaining distinctions from other congeneric apomicts, while having much smaller differences than is normal between species of most genera.

Because plants grow to different heights, a diverse community of life is able to grow in a relatively small space, as each layer is stacked one on top of another.

Because water transpired through leaves comes from the roots, plants with deep reaching roots can more constantly transpire water.

Because they are descended from tropical plants and tend to require warm temperatures throughout a relatively long growing period, cantaloupes grown in temperate climates are frequently started indoors for 14 days or longer before being transplanted outdoors.

Because the Greek word lôtos can refer to several different plants, there is some ambiguity as to which " lotus " appears in the Odyssey.

Because of their adaptability and masses of spectacular flowers, clematis are among the most popular of all garden plants.

Because of this, Jones and his crew gradually become corrupted by the sea, changing in amalgamations of sea plants and animals.

Because of their cannibalistic nature, young pike need places where they can take shelter between plants so they are not eaten.

Because of the moderating effects of the Chesapeake Bay and the Atlantic Ocean, Virginia Beach is the northernmost location on the east coast in which many species of plants will reliably grow.

Because of the warmer wintertime temperatures, Hardy Palms, including Trachycarpus Fortunei ( Chinese Windmill Palm ) and Needle Palms, would work quite well in the landscape, these plants having survived for many years also in other parts of coastal New Jersey, from Sandy Hook to Cape May.

Because Tūmatauenga defeated his brothers, people can now, if they perform the appropriate rituals, kill and eat birds ( the children of Tāne ), fish ( the children of Tangaroa ), cultivate and harvest food plants ( the children of Rongo and Haumia-tiketike ), and generally harness the resources of the natural world.

Because there is a natural season to farming and herding, it is easy to count and determine if a surplus had been gained after the crops had been harvested or the young animals weaned.

Because coyotes are not very effective at digging rodents out of their burrows, they will chase the animals while they are above ground.

Because it does not contain any cocoa solids, white chocolate does not contain any theobromine, meaning it can be consumed by animals.

Because of this restriction, Galen performed anatomical dissections on living ( vivisection ) and dead animals, mostly focusing on pigs and primates.

Because they are easy to breed in captivity, hamsters are often used as laboratory animals in more economically developed countries.

Because they do not have internal body cavities, for over a century, Platyhelminthes were regarded as a primitive stage in the evolution of bilaterians ( animals with bilateral symmetry and hence with distinct front and rear ends ).

Because they were seen as a threat to livestock and animals that humans hunted for fur in Tasmania, devils were hunted and became endangered.

Because the animals were considered sacred and laws protected them from labor, receiving a gift of a white elephant from a monarch was simultaneously both a blessing and a curse: a blessing because the animal was sacred and a sign of the monarch's favour, and a curse because the animal had to be retained and could not be put to much practical use, but cost a significant amount to maintain.

Because the park is located in an urban area, the park has a long history of major problems with feral and roaming animals.

Because larger horses are favored, animals with some draft horse breeding are also seen, notably the Irish Draught and Clydesdale crossbreds.

Because of its herbal knowledge and entheogenic association the snake was often considered one of the wisest animals, being ( close to the ) divine.

Because the amount of topsoil had been reduced, it would have been more productive to shift from crops and wheat to animals and hay.

" Because insects are cold-blooded animals, their rate of development is more or less dependent on ambient temperature.

Because guinea pigs are one of the few animals which, like humans, cannot synthesize vitamin C but must obtain it from their diet, they are ideal for researching scurvy.

Because guinea pigs require much less room than traditional livestock and reproduce extremely quickly, they are a more profitable source of food and income than many traditional stock animals, such as pigs and cows ; moreover, they can be raised in an urban environment.

Because the Sphynx cats have no pelt to keep them warm they huddle up against other animals and people.

Because the statues were of people and animals, the Mausoleum holds a special place in history, as it was not dedicated to the gods of Ancient Greece.

Because retinal dopamine levels are controlled on a circadian pattern, intravitreal injection of L-dopa in animals that have lost dopamine and circadian rhythms has been shown to correct these patterns, especially in heart rate, temperature, and locomotor activity.

Because practitioners of powerful magic were normally born on certain days related to animals with a strong or harmful aspect they would often have specific tonals such as the jaguar or puma.

Because of the special geological characteristics of the Jasmund National Park, it is home to many rare plants and animals.

Because iron is a requirement for most plants and animals, a wide range of foods provide iron.