Oral birth in the Australian gastric brooding frog Rheobatrachus sUus 2 Preface I have deliberately chosen the title picture to the preface, which shows the oral birth of a young gastric brooding frog (Rheobatrachus situs), to draw the reader's attention to the preface since I wish to explain why the book was written and illustrated in the way it now appears.
By the end of the last century, the only region in all of Europe where the natural vegetation remained untouched over large expanses was Eastern Europe.
Although sponges are one of the major components of littoral ecosystems, their systematics obviously lags behind that of the majority of other groups of marine invertebrates.
May I first congratulate, inconditionally, the Association MEDMARAVIS for organizing this symposium and for inviting me re- presenting the Sardinian Ministry of the Environment.
The present collection of papers forms the Proceedings of the First Meeting on Brain Theory, held October 1-4, 1984 at the International Centre for Theoretical Physics in Trieste, Italy.
The aim of this symposium was to provide a framework for fruitful discussion on intestinal transport, not only for advanced scientists but also for younger people starting in this field of research.
The NATO Advanced Study Institute on Numerical Taxonomy took place on the 4th - 16th of July, 1982, at the Kur- und Kongresshotel Residenz in Bad Windsheim, Federal Republic of Germany.
Although a large body of data about the structure of the central nervous system of cartilaginous fishes has now been accumulated, a systematic survey of the neuromorphology of this, in so many respects, highly interesting group of animals is lacking.
This volume contains the papers presented at the symposion on Central Neurone Environment and the Control Systems of Breathing and Circulation held at Bochum, October 5-7,1981 in honour of Prof.
Right from the start of this century, field observations and the patient ringing of birds have made available a growing mass of data on the breeding and resting areas of migratory species and on the course, period and duration of their seasonal flights.
The VIIIth International Congress of the International Prirnatological Society was held from 7 through 11 July 1980 in Florence, Italy, under the auspices of the host institution, the Istituto di Antropologia of the University of Flor~nce.
In many parts of vertebrate and invertebrate central nervous systems, groups of nerve or receptor cells can be found that are arranged and connected according to a precise, functionally defined pattern (Braitenberg, 1973; Santini, 1975; Strausfeld, 1976; Chan-Palay, 1977).
This section will consider the structure and function of muscle receptors, as well as the central nervous system mechanisms with which they are concerned.
The originality of this volume is to reveal to the reader the fascination of some unfamiliar sensory organs that are sometimes ignored and often misunderstood.
When Richard Goldschmidt' coined the term "e;intersexuality"e; in 1915, he intended it to apply to normally dioecious species which exhibit some kind of mixture between male and female characters.
Within recent years man has become increasingly aware of the disastrous environmental changes that he has introduced, and therefore society is now more concerned about understanding the adaptations organisms have evolved in order to survive and flourish in their environment.
It is two years since a general meeting of the Gesellschaft fur Biologische Chemie first requested us to organize the 21 st Mosbach Colloquium on mammalian reproduction, and one year since we received final authorization to do so.
When I prepared the first German edition of this book in 1955, it was my intention to acquaint biologists in my country with the new and exciting results being obtained on the other side of theAtlantic Ocean (incl.
Karl von Frischs Bienenforschungen sind Legende: Kaum ein Schüler, der im Biologieunterricht nichts von der Orientierung und den Schwänzeltänzen der Bienen gehört hätte.
Although feeding is not yet been thoroughly studied in manyvertebrates taxa, and different conceptual andmethodological approaches of the concerned scientists make asynthesis difficult, the aim of the editors is to provide acomprehensive overview of the feeding design in aquatic andterrestrial vertebrates with a detailed description of itsfunctional properties.
Diese Einführung in das Gebiet der Gifttiere und ihrer Verbreitung beschreibt die chemische Struktur und pharmakologische Wirkung der Tiergifte und enthält Ratschläge zur Verhütung von Gifttierunfällen sowie Hinweise auf erste Hilfe und ärztliche Gegenmaßnahmen.
This book covers advances made since the 2004 Springer volume "e;Polarized Light in Animal Vision"e; edited by Horvath and Varju, but also provides reviews and synopses of some areas.