The colon [ : ] works in a slightly different way but I also use it to make our title more interesting. It introduces a phrase that specifies the information before the colon. It also builds up (a little) suspense before we are allowed to read the actual description of the content.

Tom A. Vatar / Student no. 933666 / 18 Dec 2020

Killing Animals: How the Ideas of Naturalness, Social Status and Human Ethics Can Influence the Decision to Kill Animals for Food