Assertion: beetle | /r/HasProperty | the preserve of experts
Facets:
Source sentences:
text: With over 4,000 species in the British Isles, mostly very small, beetles are often portrayed as being a ‘difficult’ group, the preserve of experts, but many are large and brightly coloured and easy to identify in the field.
text: Despite the prominence of the group from a biological perspective, beetles are still the preserve of the expert, or so it seems.