First ascent and biodiversity survey in a little-explored mountainous region of Sarawak (Borneo) – an expedition report In the spring of 2024, I was commissioned to join members of a Penan community in reaching an area in the interior of…
Matsui’s Borneo frog, large-eyed torrent frog or big-eyed torrent frog, Meristogenys macrophthalmus (Matsui, 1986) from Sarawak / Borneo – around 1950m ASL It is not certain which species this animal belongs to. Most likely it is really Meristogenys macrophthalmus, but then…
Bornean tree hole frog, Metaphrynella sundana (Peters, 1867) of south Sarawak – around 1100m ASL. Metaphrynella sundana is a small frog that is heard very often in the rainforests of Borneo but rarely seen, as the males always sit in…
Amblyomma is a genus of hard ticks (Ixodidae). It is found worldwide, with most species occurring in the New World. Some species can transmit infectious diseases as a vector, including Rocky Mountain spotted fever to humans and tularaemia, anaplasmosis and…
Deflorita integra Ingrisch, 1998 of central Sarawak / Borneo – 1300m ASL
Philippine slow lori, Nycticebus menagensis (Lydekker, 1893) of central Sarawak, around 1280m ASL. Right next to a logging road, this Slow Lori climbed through the branches. In the area where I was traveling I was hoping for Nycticebus kayan (Kayan River…
Termites of the species Longipeditermes longipes (Haviland, 1898) – central Sarawak / Borneo around 300m ASL These termites can be found throughout Sarawak in the lowlands. The soldiers are easy to recognize and can be observed well in the morning…
The rock skipper or Sabah splash frog, Staurois latopalmatus (Boulenger, 1887) – of Sarawak / Borneo – around 350m ASL S. latopalmatus is a frog that is difficult to photograph, they sit on stones in rivers with strong currents and…
A caterpillar from the Sphingidae Latreille, 1802 family – Sarawak / Borneo around 950m ASL I found this caterpillar crawling on the ground, it can be assumed that it was already in the metamorphosis phase and was therefore on the…
A male of the Fringed Flying Dragon, Draco fimbriatus KUHL, 1820 of central Sarawak / Borneo – around 1200m ASL This draco was high up in the tree, which is why it is difficult to identify it precisely. Normally I…