Butterflies: ecology and evolution taking flight by Carol L. Boggs, Ward B. Watt, Paul R. Ehrlich

By Carol L. Boggs, Ward B. Watt, Paul R. Ehrlich

В этой книги лучшие мировые эксперты обобщили современные знания о бабочках, чтобы показать, как исследование тих удивительных созданий может привести к более глубокому пониманию экологических и эволюционных процессов в целом. 26 глав структурированы по широким функциональным областям, характеризуя использование бабочек в исследованиях поведения, экологии, генетики, эволюции, систематики и охраны природы. Учитывая современный кризис биоразнообразия, эта книга показывает, как результаты, полученные в исследованиях бабочек, помогают понять быстрые и сильные изменения современного мира. В частности, наблюдаются сдвиги географического распространения некоторых видов бабочек в ответ на глобальное потепление, что является ранним свидетельством климатических изменений.
Доп. информация: Файл является рипом с сайта Google Books. Этим определяется отсутствие некоторых страниц (до 20% от общего числа) и невысокое разрешение сканирования (около a hundred dpi).

Образцы страниц

Мои раздачи биологических определителей, справочников, учебных пособий и монографийБудьте добры, нажмите на кнопку Сказать "Спасибо"!

Show description

Read or Download Butterflies: ecology and evolution taking flight PDF

Best evolution books

Evolution and the Social Mind: Evolutionary Psychology and Social Cognition (Sydney Symposium in Social Psychology)

This ebook seeks to mix the examine of human social cognition - the way in which we predict, make a decision, plan and research social situations - with an evolutionary framework that considers those actions in gentle of evolutionary diversifications for fixing difficulties of survival confronted via our ancestors over hundreds of thousands of generations. The chapters document fresh examine and theories illustrating how evolutionary rules can shed new gentle at the refined and sometimes unconscious ways in which cognitive mechanisms consultant peoples’ ideas, stories, judgments, attitudes and behaviors in social lifestyles.

The individuals to this quantity, who're prime researchers of their fields, search solutions to such exciting questions as: how can evolutionary ideas support to give an explanation for human ideals, attitudes, judgments, prejudice, and staff personal tastes? Are there benefits to behaving unpredictably? Why are prototypical faces extra appealing than odd ones? How do women and men take into consideration, and choose strength friends? What are the adaptive capabilities of destructive impact? What are the evolutionary impacts at the method humans take into consideration and reply to social exclusion and ostracism?

Evolution and the Social Mind offers a hugely built-in and consultant assurance of this rising box, and is appropriate as a textbook in complex classes facing social cognition and evolutionary psychology.

On the Origin of Species (Barnes & Noble Digital Library)

Subtitled "A process Six Lectures to operating Men”, at the starting place of Species highlights Thomas H. Huxley’s reward for translating advanced clinical theories into lucid language for laypeople with no sacrificing accuracy—in this situation, Darwin’s conception of evolution as defined in his beginning of Species, which engendered huge, immense curiosity, feedback, and interest upon ebook.

Evolution of Earth and its Climate: Birth, Life and Death of Earth

The ebook stories the present actual idea of Earth's international evolution, its starting place, constitution and composition, the method of Earth's middle formation, Earth's power, and the character of its tectonomagnetic task. The booklet additionally bargains with the beginning of the Moon and its impression on our planet's evolution.

From the Beginning: The Story of Human Evolution

This black and white ebook confirmed the evolution of people from chemical substances and one-celled organisms throughout the quite a few kinds of worms, fish, reptiles, mammals and primates that have been our antecedents. every one web page unfold illustrated each one descendant noting what used to be new.

Extra resources for Butterflies: ecology and evolution taking flight

Example text

On the other hand codec mode changes within a fixed channel mode will be communicated in band. Studies undertaken thus far have indicated that channel mode changes, implemented via intra-cell handovers, are likely to occur a few times per minute [13]. Such changes will be symmetric in the sense that both directions of speech transport always use the same channel mode. On the other hand it is envisaged that changes of codec mode will occur much more frequently (up to a few times per second), and that asymmetry of 40 Steve Aftelak choice is allowed, so that different codec modes can be chosen for uplink and downlink depending on the prevailing channel conditions in the two directions.

E. non-TFO) operation is achieved by the detection of the loss of TFO speech frame synchronisation in the downlink TRAU receiver. e. the upper 6 or 7 bit values). Thus, as soon as the receiver detects a need to revert back to normal operation, it can immediately use the received samples as input to the speech encoder in place of forwarding the received TFO speech frames on the downlink. It is envisaged that the speech encoder will operate continuously during TFO operation to allow this. 3 TFO Performance Evaluation SMG11 undertook some limited subjective tests, based on simulations of TFO operation, which show the level of improvement expected.

Firstly a search is undertaken to find the optimal time lag This is initiated with an open-loop pitch search. This simplifies the task by confining the subsequent closed-loop pitch search to a small number of points around the open-loop estimated value. The appropriately timeshifted (using ) and amplitude-scaled (using ) block of previous excitation samples is taken to be the current excitation component associated with the pitch, thereby eliminating the pitch synthesis filter. The excitation signal at the input to the short term linear prediction synthesis filter is formed by adding the excitation vector produced by the adaptive codebook approach to an appropriate vector chosen from the fixed codebook.

Download PDF sample

Rated 4.45 of 5 – based on 27 votes