In 2006 McCallum and several other scientists established the journal "Herpetological Conservation and Biology". In total, the prey spectrum of common buzzards include nearly 50 herpetological prey species. Modern herpetological writers include Mark O'Shea and Philip Purser. The International Herpetological Society banned the sale of such morphs at their events. During his career, he was the author of 35 papers on herpetological subjects. He is also the president of the Central Florida Herpetological Society. He is credited for making Senckenberg's herpetological collection among the best in Europe. Sri Lanka is considered a herpetological paradise in the world. Herpetological Bulletin-Number 95&colon;.2-5.