Revisiting Hobson and Welch 1992

In 1992, Keith Hobson and Harold Welch published a paper in Marine Ecology Progress Series in which they use isotopic analysis to show that the food web in the Barrow Strait–Lancaster Sound area in the Arctic consists of five trophic levels. This was one of the early...

Revisiting Clayton and Dickinson 1998

In 1998, Nicola Clayton and Anthony Dickinson published a paper in Nature reporting results of experiments that showed that scrub jays had “episodic-like” memory. This was the first behavioural evidence for this kind of memory from a non-human animal. Eighteen years...

Revisiting Kruess and Tscharntke 1994

In 1994, Andreas Kruess and Teja Tscharntke published a paper in Science reporting the results of their experiments looking at how habitat fragmentation affects diversity and natural pest control in agricultural fields. Twenty-two years later, I spoke to Teja...

Revisiting Simberloff and Von Holle 1999

In 1999, Daniel Simberloff and Betsy Von Holle published a review paper in Biological Invasions documenting the prevalence of positive interactions among nonindigenous species, and discussing the importance of such interactions in facilitating invasion. Seventeen...

Revisiting Ryan et al. 1990

In 1990, Michael Ryan, James Fox, Walter Wilczynski and Stanley Rand published a paper in Nature showing that, during courtship, male Tungara frogs exploit a pre-existing neural bias in females towards lower-pitched calls. This experiment provided evidence in support...