"Sparrow decline in Berlin: structural, not mysterious"
Sparrows need #chatrooms #breedingplaces #food #space
@freedomtodoubt.bsky.social@freedomtodoubt.bsky.social
@freedomtodoubt.bsky.social"Sparrow decline in Berlin: structural, not mysterious"
Sparrows need #chatrooms #breedingplaces #food #space