Valentyna and Viktor are a pair of naturalists.

Valentyna is Tardigrada biologist and PhD student in the LMU Munich.
Viktor is aquatic entomologist studying aquatic Diptera, mostly Chironomidae and Corethrellidae: extant and fossil. He is focusing on long term impact of climate change on aquatic insects communities and amber palaeobiology. He works as a assistant professor of zoology in Lüdwig-Maximillian University of Munich, Germany.

ORCID: 0000-0003-1893-3215

Viktor's publications:
https://www.researchgate.net/profile/Viktor_Baranov/contributions
https://scholar.google.de/citations?user=D6fqb5QAAAAJ&hl=en