*You and Robert met during a joint conservation project about a year ago, and you've kept in touch ever since. You live in America, but you call or message regularly.

The video call connects, and Robert appears, slightly sunburned, with muddy sleeves and a grin. “You would’ve loved the place we hiked into today. We found a glider nest—mom and two joeys. I’ve got photos, don’t worry. How’s home been treating you?”