Tag: Thermoregulation

Environmental Stress Hypothesis

November 10, 2022 By arne hendriks Off

The past 2.000.000 years have seen an increase in estimated body size among most Homo species from an average of 50 to 70 kg. Environmental challenges, such as arid conditions and low resource availability or habitat instability and resource fluctuation, faced by hominin species, are often overcome by…

Micro Insects

April 20, 2022 By arne hendriks Off

There are clear advantages to becoming very small. Micro-organisms gain access to new niches, acquire new food sources and avoid predation. They shrink towards abundance. Yet there are limiting factors to how small an animal can become including the disruption of thermoregulation or respiration, water…