Who wants food? Individual characteristics in raven yells

نویسندگان
چکیده

برای دانلود باید عضویت طلایی داشته باشید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Who wants food? Individual characteristics in raven yells

Discriminating between different individuals is considered as prerequisite for any forms of social knowledge. In birds, discriminating between conspecifics based on individual characteristics has been tested mainly in the auditory domain with territorial calls and songs for neighbour and kin discrimination but little is known about discriminating between signallers in food calls. Ravens utilize...

متن کامل

Who wants to be normal?

Is the average elderly Norwegian at high risk of cardiovascular disease after 60 years of age? Will most of these men and women need health care or even drug treatment in order to lower serum lipids and/or blood pressure? Well, according to the present guidelines of the European Heart Association, this actually seems to be the case. Hartz et al. show that in Tromsø, Norway, the vast majority of...

متن کامل

Who wants to live forever?

For millennia, human civilization has been fascinated with overcoming death. Immortality, eternal youth or at least the prospect of reaching biblical age have had a strong lure for religion, art and popular beliefs. Life after death, which is, in essence, eternal life, is the one central element of nearly all religions since Ancient Egypt. If we believe the Old Testament, some of the patriarchs...

متن کامل

Who wants to be healthy?

Games and simulalions can play an integral part of health education by creating a productive and enjoy­ able learning environment. Television and board games requiring various degrees of knowledge and skill can be adapted to present key health concepts, I to allow students to interact with and personalize health information, and to assess personal risk. 2 Within a game format, strategies includ...

متن کامل

Who Wants to Be a Discipline?

In October of 1976, the newly-organized Semiotic Society of America convened its first conference. The attendees – literature professors, anthropologists, popular culture specialists, French teachers, art historians, linguists, philosophers – each seemed to have a personal reason for coming. Some were fans of Charles Sanders Peirce (an early figure in American semiotics) or Umberto Eco (at the ...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

ژورنال

عنوان ژورنال: Animal Behaviour

سال: 2012

ISSN: 0003-3472

DOI: 10.1016/j.anbehav.2012.08.011