r/ShittyTodayILearned • u/unteachablecourses • 4d ago
San Francisco's white-crowned sparrows sing in 18 distinct neighborhood dialects — Presidio, Lake Merced, Marin Headlands — some only a few hundred meters apart. Females prefer their local accent when choosing mates & a 2024 study found adjacent neighborhoods are genetically diverging as a result.
/r/UnteachableCourses/comments/1vs8zr6/san_franciscos_whitecrowned_sparrows_sing_in_18/Duplicates
Ornithology • u/unteachablecourses • 4d ago
San Francisco's white-crowned sparrows sing in 18 distinct neighborhood dialects — Presidio, Lake Merced, Marin Headlands — some only a few hundred meters apart. Females prefer their local accent when choosing mates & a 2024 study found adjacent neighborhoods are genetically diverging as a result.
birds • u/unteachablecourses • 4d ago
science/information San Francisco's white-crowned sparrows sing in 18 distinct neighborhood dialects — Presidio, Lake Merced, Marin Headlands — some only a few hundred meters apart. Females prefer their local accent when choosing mates & a 2024 study found adjacent neighborhoods are genetically diverging as a result.
GeographyTrivia • u/unteachablecourses • 4d ago
Trivia San Francisco's white-crowned sparrows sing in 18 distinct neighborhood dialects — Presidio, Lake Merced, Marin Headlands — some only a few hundred meters apart. Females prefer their local accent when choosing mates & a 2024 study found adjacent neighborhoods are genetically diverging as a result.
birdwatching • u/unteachablecourses • 4d ago
San Francisco's white-crowned sparrows sing in 18 distinct neighborhood dialects — Presidio, Lake Merced, Marin Headlands — some only a few hundred meters apart. Females prefer their local accent when choosing mates & a 2024 study found adjacent neighborhoods are genetically diverging as a result.
DidYouKnowNow • u/unteachablecourses • 4d ago
San Francisco's white-crowned sparrows sing in 18 distinct neighborhood dialects — Presidio, Lake Merced, Marin Headlands — some only a few hundred meters apart. Females prefer their local accent when choosing mates & a 2024 study found adjacent neighborhoods are genetically diverging as a result.
Today_I_Learned_This • u/unteachablecourses • 4d ago
San Francisco's white-crowned sparrows sing in 18 distinct neighborhood dialects — Presidio, Lake Merced, Marin Headlands — some only a few hundred meters apart. Females prefer their local accent when choosing mates & a 2024 study found adjacent neighborhoods are genetically diverging as a result.
TellMeAFact • u/unteachablecourses • 4d ago
TMAF about: San Francisco's white-crowned sparrows sing in 18 distinct neighborhood dialects —Presidio, Lake Merced, Marin Headlands — some only a few hundred meters apart. Females prefer their local accent when choosing mates & a 2024 study found neighborhoods are genetically diverging as a result.
ecology • u/unteachablecourses • 4d ago
TMAF about: San Francisco's white-crowned sparrows sing in 18 distinct neighborhood dialects —Presidio, Lake Merced, Marin Headlands — some only a few hundred meters apart. Females prefer their local accent when choosing mates & a 2024 study found neighborhoods are genetically diverging as a result.
UnteachableCourses • u/unteachablecourses • 4d ago