A carnivorous antelope
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چکیده
منابع مشابه
Carnivorous plants
Figure 1. Carnivorous plants. When we chew and then swallow meat, we stimulate glands (pancreatic acinar cells) to secrete hydrochloric acid and proteases. Amino acids released into the human stomach by the acidic lytic sap are forwarded to and taken up by the intestine. When compared with the human endocrine system, the Venus flytrap also operates as a mouth, stomach and intestine, all combine...
متن کاملReversed Sexual Conflict in a Promiscuous Antelope
A general tenet of sexual conflict theory is that males have higher optimum mating rates than do females and therefore should be more persistent when it comes to mating. However, in promiscuous species, females might benefit from high mating rates as a result of increased conception probability with favored males, whereas favored males benefit from mating selectively because of sperm depletion....
متن کاملCesarean section in a Bongo antelope.
PREGNANCY was tentatively diagnosed in a 2 y2 -year-old nulliparous Bongo antelope (Boocerus eurycerus) on Feb. 4, 1972, and she was separated from the herd on Feb. 26, 1972. Mammary gland development and vulvar swelling was noticed in early March and the position of the fetus was cranioventral in the abdomen. Signs of labor and impending parturition occurred on March 25, 1972. During a 5-hour ...
متن کاملGluconeogenesis in a carnivorous bird (black vulture).
MIGLIORINI, R. H., C. LINDER, J. L. MOURA, AND J. A. S. VEIGA. Gluconeogenesis in a carnivorous bird (black vulture). Am. J. Physiol. 225(6) : 1389-l 392. 1973.-Gluconeogenesis studies were carried out in the black vulture (Coragyps atratus), a carnivorous bird. The blood sugar levels of the black vulture were markedly resistant to 3 days of fasting. Also, no increase in plasma FFA levels was d...
متن کاملCarnivorous Canada Geese
—Geese are normally herbivorous. I report an instance of Canada Geese (Branta canadensis) feeding on alkali flies (Ephydra hians) at hypersaline Mono Lake, California. The bout was brief and possibly represented exploratory behavior by inexperienced birds. Received 22 December 2003, accepted
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ژورنال
عنوان ژورنال: Science
سال: 1887
ISSN: 0036-8075,1095-9203
DOI: 10.1126/science.ns-9.211.157