Download Magnetic Orientation in Animals by Dr. Roswitha Wiltschko, Prof. Dr. Wolfgang Wiltschko (auth.) PDF

By Dr. Roswitha Wiltschko, Prof. Dr. Wolfgang Wiltschko (auth.)

Biological results of magnetic fields were studied in lots of animals and vegetation. The magnetic fields have been of a large depth variety and, as alternating fields, of a large frequency variety and of various impulse shapes. results at the mobile point, on bio­ chemical tactics, progress and improvement, interactions with body structure, sensory enter, reflexes and rhythm keep an eye on, to call quite a few, were pronounced. quite a few magnetically brought on adjustments in habit have additionally been defined. lately, the volume of literature overlaying organic results of magnetic fields has been swiftly expanding. by way of now it has grown to such an quantity that it may possibly now not be coated in a single quantity. so much experiences specialize and concentrate on specific features and/or kinds of fields or results. for instance, the e-book edited via MARET et al. (1986) supplies an summary on organic results of regular magnetic fields, MISAKIAN et al. (1993) reviewed these of tremendous low frequency magnetic fields, targeting in vitro results. BERN­ not easy (1992) said on 'electromagnetic smog' in view of pos­ sible results on human wellbeing and fitness and future health, and a sequence of papers edited via AMEMIYA (1994) summarizes eastern examine on results of electromagnetic fields starting from extern ely low to ultra-high frequencies. TENFORDE (1979) and ADEY (1981) sum­ marized and mentioned tissue interactions, REITER (1993a) neu­ roendocrine and neurochemical adjustments linked to different types of electromagnetic fields. The booklet edited via KIRSCHVINK et al.

Show description

Read or Download Magnetic Orientation in Animals PDF

Similar animals books

A Communion of Subjects: Animals in Religion, Science, and Ethics

A Communion of matters is the 1st comparative and interdisciplinary learn of the conceptualization of animals in global religions. students from quite a lot of disciplines, together with Thomas Berry (cultural history), Wendy Doniger (study of myth), Elizabeth Lawrence (veterinary medication, ritual studies), Marc Bekoff (cognitive ethology), Marc Hauser (behavioral science), Steven clever (animals and law), Peter Singer (animals and ethics), and Jane Goodall (primatology) contemplate how significant non secular traditions have integrated animals into their trust structures, myths, rituals, and artwork. Their findings supply profound insights into humans' relationships with animals and a deeper realizing of the social and ecological internet during which all of us live.

Contributors research Judaism, Christianity, Islam, Hinduism, Buddhism, Jainism, Daoism, Confucianism, African religions, traditions from historic Egypt and early China, and local American, indigenous Tibetan, and Australian Aboriginal traditions, between others. They discover matters akin to animal awareness, ache, sacrifice, and stewardship in cutting edge methodological methods. in addition they handle modern demanding situations in relation to legislation, biotechnology, social justice, and the surroundings. through grappling with the character and ideological gains of varied spiritual perspectives, the participants forged spiritual teachings and practices in a brand new mild. They show how we both deliberately or inadvertently marginalize "others," whether or not they are human or another way, reflecting at the ways that we assign worth to residing beings.

Though it truly is an historic hindrance, the subject of "Religion and Animals" has but to be systematically studied by means of sleek students. This groundbreaking assortment takes the 1st steps towards a significant analysis.

Foundations of Wildlife Diseases

Foundations of flora and fauna ailments is a accomplished evaluate of the elemental ideas that govern the examine of flora and fauna ailments. The authors combine theoretical foundations with a radical exam of the criteria that could impact the wellbeing and fitness and health of animals. They contain particular info on a big selection of infectious brokers akin to micro organism, viruses, arthropods, fungi, protista, and helminths, in addition to immunity to those brokers.

The Magic Meadow

As 5 crippled kids play video games of imagining themselves in one other appealing global, one of many boys unearths he will help the remainder of them break out to a wierd new position.

Handbook of Psychopharmacology: Volume 14 Affective Disorders: Drug Actions in Animals and Man

Underlying the layout of the guide of Psychopharmacology is a prejudice that the learn of drug affects at the brain has complex to a degree the place uncomplicated examine and medical program actually mesh. those later volumes of the guide are dependent in accordance with this belief. In yes volumes, teams of gear are handled as periods with chapters starting from simple chemistry to scientific program.

Additional resources for Magnetic Orientation in Animals

Example text

G. BECKER and SPECK 1964). Magnetic alignments thus might be related to the tendency of many animals to avoid local disturbances of the magnetic field and unnatural intensities (see Sect. 2). The significance of the cardinal directions to bees dancing on a horizontal comb in the absence of visual cues is also difficult to understand. There is no great benefit in this oriented dancing, because the purpose of waggle dances, namely, a transfer of directional information, cannot be achieved in this way; only the distance to the food source is still indicated by the frequency of waggling.

Recent reports (DUELLI and DUELLI-KLEIN 1978; ]ACKLYN 1990), however, suggest that they might represent magnetic compass orientation rather than a mere alignment (see Sect. 1). 2 Aligned Resting Positions of Diptera Several common species of flies seemed to prefer landing directions which corresponded to the N-S or the E-W axis (G. BECKER 1963). These field observations led to laboratory studies in which the body axes of flies resting on a horizontal plane were recorded by photography under isotropic light conditions (G.

In particular, when the magnetic field is concerned, the situation is complicated by the fact that its use may be restricted to certain behavioral situations, and that it is normally used together with other cues (W. WILTSCHKO and WILTSCHKO 1991a). " (KIRSCHVINK and KOBAYASHIKIRSCHVINK 1991, p. 169 verbatim). This is an evident misunderstanding. What they really comment is the basic difference between passive alignment and active orientation based on information processing. The bacteria are merely rotated by their magnetic moment they are no more 'sensitive' to the magnetic field than a weather vane to the wind.

Download PDF sample

Rated 4.79 of 5 – based on 48 votes
This entry was posted in Animals.