Mare is a female horse after her 4th birthday. Ox is castrated bull that has been trained to work and is at least 4 years of age. Gander is a male goose over 1 year of age. Stag is a castrated after sexual maturity male swine. This is based on the percentage of sand, silt, and clay. They can weigh between eight and 20 kg and have a wing span of up to 1. Heifer calf is a female calf.
Holstein Friesian cattle
The cows of beef cattle are used to give birth to and raise calves for meat. Calves are able to discriminate between long red and short blue or medium green wavelengths, but have limited ability to discriminate between the short and medium. Cows are renowned for their large milk-producing mammary glands known as udders, which possess four teats nipples. Near BC, a displaced group of people from Hesse migrated with their cattle to the shores of the North Sea near the Frisii tribe, occupying the island of Batavia , between the Rhine, Maas , and Waal. Retrieved 28 June Journal of Dairy Science.
Holstein Friesian cattle - Wikipedia
The sales ring began to establish interest in the new breed. The disposal of male black and white calves continues to receive media attention, and would appear to be a waste of a valuable resource. Sylvicultor Zebra duiker C. In historical times, its range became restricted to Europe, and the last known individual died in Mazovia , Poland, in about
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Description: Adult size and weight vary significantly among breeds and sex. A comparison of selected breeds of dairy cattle is provided in the table. The modern Friesian is pre-eminently a grazing animal, well able to sustain itself over many lactations, on both low-lying and upland grasslands, being developed by selective breeding over the last years. However, production index only takes the first five lactations into account. The following table shows the cattle population in