Picromerus bidens is a shieldbug that attacks and feeds on many different types of insects, in particular butterfly caterpillars and the larvae of beetles and hymenoptera…
Lichenometry
Lichens are known for their slow growth rates (Photo 1). Lichenometry is a branch of lichenology (the study of lichens) that exploits this property. By …
Nest of the Polistes wasp
On the dry meadows and rock pastures of Rijeka’s environs we can often come across the nests of wasps in the genus Polistes. The best known wasp in this genus is P. gallicus…
The sounds of nature
The sounds produced by grasshoppers, cicadas and crickets contribute to the aural diversity of the woodland and grassland habitats of Primorje-Gorski Kotar County. Almost all …
Routine monitoring at trstenik mire
Photo 1. Red peat moss (Sphagnum capillifolium) and alpine polytrichastrum moss (Polytrichum alpinum) are vital in maintaining bog physiognomy and oligotrophic conditions in the Trstenik …
Ice decorations at the entrance of lokvarka cave
Photo 1. Ice decorations at the entrance of Lokvarka Cave (photo by Patrik Krstinić) ICE DECORATIONS AT THE ENTRANCE OF LOKVARKA CAVE An entrance to …