Search results
Results from the WOW.Com Content Network
Hilling buries the normally above-ground part of the plant, promoting desired growth. This may encourage the development of additional tubers (as with potatoes ), force the plant to grow longer stems ( leeks ), or for some crops ( chicory , leeks, asparagus etc.) this blanching technique keeps the stems or shoots pale and tender, or influences ...
Feather development occurs in the epidermal layer of the skin in birds.It is a complicated process involving many steps. Once the feathers are fully developed, there are six different types of feathers: contour, flight, down, filoplumes, semiplumes, and bristle feathers.
Bird measurement or bird biometrics are approaches to quantify the size of birds in scientific studies. The variation in dimensions and weights across birds is one of the fundamental sources of diversity among birds, and even Within species, dimensions may vary across populations within species , between the sexes and depending on age and ...
Like all vascular plants, trees use two vascular tissues for transportation of water and nutrients: the xylem (also known as the wood) and the phloem (the innermost layer of the bark). Girdling results in the removal of the phloem, and death occurs from the inability of the leaves to transport sugars (primarily sucrose) to the roots.
It is a striking ornamental plant native to South America, mainly Argentina and Uruguay. [1] It is naturalized in Texas, and fairly common in the rest of the southwestern United States, [1] where it is known as bird of paradise bush, desert bird of paradise, yellow bird of paradise, and barba de chivo.
The garden warbler (Sylvia borin) is a common and widespread small bird that breeds in most of Europe and in the Palearctic to western Siberia. It is a plain, long-winged and long-tailed typical warbler with brown upperparts and dull white underparts; the sexes are similar and juveniles resemble the adults.
AOL Mail is free and helps keep you safe. From security to personalization, AOL Mail helps manage your digital life Start for free
Close-Up of Southern Ground Hornbill. This is a large bird, at 90 to 129 cm (2 ft 11 in to 4 ft 3 in) long. Females weigh 2.2 to 4.6 kilograms (4.9 to 10.1 lb), while the larger males weigh 3.5 to 6.2 kilograms (7.7 to 13.7 lb).