Youtube activity of "Gertrude" (@Rs73Rs) on "Curious Droid" channel.
-
UCqruzdL98aLyUUPUiDGdKFA
Commenter youtube id
- 1
-
Gertrude
Commenter name
-
@Rs73Rs
Commenter name id
-
"How Sonar is revealing the secrets of the sea, lakes and rivers."
Comments by video