Results 151 to 160 of about 944 (204)

Phylogenetic relationships of the Australian Oligo–Miocene ratite Emuarius gidju Casuariidae

open access: yesIntegrative Zoology, 2014
In Australia, ratites (Aves: Palaeognathae) are represented in the extant fauna by the family Casuariidae with 1 species of emu Dromaius novaehollandiae and 1 cassowary Casuarius casuarius.
Trevor H Worthy   +2 more
exaly   +2 more sources

Ratite Reproduction

Veterinary Clinics of North America: Food Animal Practice, 1998
The role of the veterinarian in ostrich production in the future will be to develop least-cost management programs. This article focuses on the ostrich as the only current commercially viable ratite species. Managing a successful ranch involves disease prevention, genetic selection, environmental management, and nutrition.
openaire   +2 more sources

Anesthesia and Surgery of Ratites

Veterinary Clinics of North America: Food Animal Practice, 1998
Veterinary practitioners should apply common principles of anesthesia and surgery used in domestic livestock to ratites. Routine procedures can be accomplished in the field or in a veterinary hospital, provided practitioners become familiar with response of ratites to sedation and anesthesia.
openaire   +2 more sources

Jurisprudence for Ratite Practitioners

Veterinary Clinics of North America: Food Animal Practice, 1998
Veterinarians are frequently confronted with medico-legal issues relating to certification, malpractice and the responsibilities of owners and managers. This article reviews relevant principles to guide practitioners.
openaire   +2 more sources

Neoteny and the thyroid in ratites

Reviews of Reproduction, 1996
The ratites (for example ostriches, emus) are neotenous descendants of flying birds. The best studied cases of neoteny among vertebrates are in the Amphibia. In this class, whether individuals metamorphose and breed as adults, or whether they become sexually mature as neotenous aquatic larvae, is controlled by the thyroid.
openaire   +2 more sources

Current Ratite Therapy

Veterinary Clinics of North America: Food Animal Practice, 1998
This article describes the use of drugs and therapeutic techniques in the treatment of ratite diseases. Effective routes of administration are documented. Appropriate selection and dose regimens are provided for bacterial and parasitic conditions. This article includes empirical formularies for antibiotics and anthelmintics.
openaire   +2 more sources

Restraint and Housing of Ratites

Veterinary Clinics of North America: Food Animal Practice, 1998
Large animal practitioners are called upon to assist producers to prevent and control disease and to manage flocks. The concerns that exist in traditional livestock and poultry management are also applicable to ratites. Adequate ventilation, shelter, and space allocation are the foundations of flock health.
openaire   +2 more sources

Infectious Diseases and Parasites of Ratites

Veterinary Clinics of North America: Food Animal Practice, 1998
This article discusses infectious and parasitic disease conditions in the three ratite species. Diseases and parasitic conditions are reviewed in relation to etiology, transmission, pathology, diagnosis, treatment, and prevention. To ensure optimum reproduction and growth of birds on large production units, a veterinarian must understand management in ...
openaire   +2 more sources

The evolution of ratites and tina1nous

2002
Abstract What are the ratites and tinamous? Opinions differ, and will probably continue to differ for many years yet. In this book they are taken to comprise the great flightless birds of the world, ostrich, cassowary, emu, kiwi, rhea, their recently extinct relatives, elephant birds and moas, and their small relatives, the tinamous ...
S J J F Davies   +2 more
openaire   +1 more source

The Ruckus over Ratites

Science News, 1994
A t dusk in the east Texas town of Montgomery, the pale golden sky gives way to striations of pink and plum light. In the distance, on the Cartwright farm, cows converse in low baritones. From somewhere farther away on this 246-acre spread comes a surprising sound: a gentle, jazzy timbre, resonating like a bass. Music, yes, but not exactly strings.
openaire   +1 more source

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