Briefing Chat: Orcas smashed a sunfish to bits — researchers aren't sure why

In this episode: 00:24 The quest to count the Amazon's insects Nature: Tiny patch of Amazon likely holds 40,000 insect species — many new to science 07:31 The orcas that exploded a sunfish The Guardian: Orcas seen ramming prey so hard it explodes may be playing game Tiktok: Orcas vs sunfish Subscribe to Nature Briefing, an unmissable daily round-up of science news, opinion and analysis free in your inbox every weekday. Hosted on Acast. See acast.com/privacy for more information.