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Broken Blood Feathers
A blood feather is a new feather that is growing. When a bird molts, each feather is replaced by a blood feather that grows to maturity until it molts and so on as the process continues. The quill of the blood feather contains a vein and artery that supplies blood, giving it the necessary nutrients […]
Possible Link Between PBDEs and Thyroid Cancer
Thyroid cancer in humans and hyperthyroidism in cats are on the rise. Hyperthyroidism in cats is usually caused by a benign tumor. The link between the diseases appears to be PBDEs (poloybrominated diphenyl ethers) used as flame retardants in many types of consumer products such as furniture, pajamas, other clothing and so on. Samples of […]