منابع مشابه
Giant tortoises
science. Daytime science is made of the polished, linear, rigorous stories you can read in a journal such as this one, or hear in talks. Night-time science is the messy heap of intuition, despair or elation, association of seemingly unrelated ideas, absolute absence of rigour, that feeds daytime science. To me, night-time science is the creative, exciting bit. The polishing, rigor, and so on, h...
متن کاملRaising giant tortoises
Captive breeding and rearing giant tortoises still represents a challenge and little scientific evidence is available on the requirements of juvenile and adult giant tortoises. Zoo veterinarians must know that developmental diseases are the main risk in the raising process. Respiratory tract disease, endoparasites and biting are other pathologic conditions that have been observed in juvenile gi...
متن کاملGrowth and age at maturity of North American tortoises in relation to regional climates
GERMANO, D.J. 1994. Growth and age at maturity of North American tortoises in relation to regional climates. Can. J. Zool. 72: 918-931. North American tortoises (Gopherus spp.) are long-lived species that occur in a variety of habitats. I described growth of tortoises using Richards' growth model based on measures of scute annuli. Gopherus flavomarginatus is the largest species and grows the fa...
متن کاملMalaria Control: Tortoises and Hares
How long will it take to effectively control and then eliminate malaria in sub-Saharan Africa? Is it a sprint to the finish line or a crawl? Will the tortoise or hare win the malaria race? As described in this issue, Kamya and others measured temporal trends in malaria over a 2 year period in three Ugandan sites with different transmission intensities. One hundred households were randomly selec...
متن کاملSchizophrenia neuropathology: tortoises and hares.
A decade ago, the neuropathology of schizophrenia was an aging tortoise being overtaken by the young hare of molecular genetics. The smart money was on positional cloning finding the schizophrenia gene(s), after which the pathobiology of the disorder would finally be revealed. The race, however, has taken a diVerent turn. The hare is no longer sure what race it is in, nor where the finishing li...
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ژورنال
عنوان ژورنال: Science
سال: 1891
ISSN: 0036-8075,1095-9203
DOI: 10.1126/science.ns-17.426.190-b