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Authors whose works are in public domain in at least one jurisdiction

List of works by Bernd Heinrich

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Resource heterogeneity and patterns of movement in foraging bumblebees

scientific article published on 01 January 1979
Ravens, Corvus corax, differentiate between knowledgeable and ignorant competitors

scientific article published in August 2005
Ravens, Corvus corax, follow gaze direction of humans around obstacles

scientific article (publication date: 7 July 2004)
An Experimental Investigation of Insight in Common Ravens (Corvus corax)

scholarly article published in The Auk, October 1995
Foraging strategies of caterpillars : Leaf damage and possible predator avoidance strategies

scientific article published in October 1979
Pilfering ravens, Corvus corax, adjust their behaviour to social context and identity of competitors

scientific article
BEE FLOWERS: A HYPOTHESIS ON FLOWER VARIETY AND BLOOMING TIMES.

scientific article
Ravens judge competitors through experience with play caching

scientific article published on 01 October 2007
Corticosterone excretion patterns and affiliative behavior over development in ravens (Corvus corax).

scientific article published on 11 October 2007
Common ravens, Corvus corax, preferentially associate with grey wolves, Canis lupus, as a foraging strategy in winter

article
Caterpillar Leaf Damage, and the Game of Hide-and-Seek with Birds

scientific article published in 1983
Laboratory analysis of flower constancy in foraging bumblebees: Bombus ternarius and B. terricola

article
Honeybee flight metabolic rate: does it depend upon air temperature?

scientific article published on 01 March 2005
Testing Problem Solving in Ravens: String-Pulling to Reach Food

Just how smart are ravens?

scientific article published on 01 April 2007
Thermoregulatory physiology of the carpenter bee,Xylocopa varipuncta

article
Thermoregulation and Flight Activity Satyrine, Coenonympha Inornata (Lepidoptera: Satyridae)

scholarly article by Bernd Heinrich published June 1986 in Ecology
Stress associated with group living in a long-lived bird

scientific article
The Ecology of the African Dung Beetle / Bernd Heinrich and George A. Bartholomew. - (1979)

Article from 'Scientific American' published on November 1979
Heterothermia in Foraging Workers and Drones of the Bumblebee Bombus terricola

scientific article published in October 1983
The origin of insect thermoregulatory studies

scientific article
Energetics of temperature regulation and foraging in a bumblebee,Bombus terricola kirby

scientific article published in 1972
The Energetics of Pollination

scientific article published in 1981
Why Have Some Animals Evolved to Regulate a High Body Temperature? / Bernd Heinrich. - (1977)

article
Q108368994

scientific article
Endothermy in African Dung Beetles During Flight, Ball Making, and Ball Rolling / George A. Bartholomew and Bernd Heinrich. - (1978).

article
Just for fun?

journal article; published in Nature on 2005-03-16
Stress associated with group living in a long-lived bird

scientific article published on 18 January 2013
Mind of the Raven

1999 book on ravens by Bernd Heinrich
Expression of concern. Stress associated with group living in a long-lived bird

scientific article
How the honey bee regulates its body temperature

Ravens in Winter

book by Bernd Heinrich

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