Dirk H. R. Spennemann

4 Questions 20 Answers 0 Followers

Questions related from Dirk H. R. Spennemann

Does anyone have Gape size data for selected bird species ?

Hi everyone I am looking for gape sizes of the following species. I would be grateful if you have data or references that specifically mention these species (I am not tlooking for references to...

14 December 2019 4,636 3 View

Does anyone have data on the salinity and pH of the faeces of bird species?

I am looking for experimental data/papers on the salinity and pH of the faeces of a number of commensal bird species in urban environments. In particular I am looking for studies on pigeons,...

22 June 2016 1,281 6 View

Survey: How do you deal with bird droppings on buildings?

Many commensal birds, such as pigeons, sea gulls, starlings etc., are on record as perching and roosting on buildings, statues and other heritage items. Their droppings not only create unsightly...

17 November 2015 752 8 View

How do you deal with bird droppings on buildings?

Many commensal birds, such as pigeons, sea gulls, starlings etc., are on record as perching and roosting on buildings, statues and other heritage items. Their droppings not only create unsightly...

17 November 2015 1,447 8 View