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RT @IBIS_journal: Mouth coloration in nestling Cave Swallows (Petrochelidon fulva) differs from that of adults, is carotenoid based and cor…
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RT @IBIS_journal: Mouth coloration in nestling Cave Swallows (Petrochelidon fulva) differs from that of adults, is carotenoid based and cor…
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Mouth coloration in nestling Cave Swallows (Petrochelidon fulva) differs from that of adults, is carotenoid based and correlated with body mass https://t.co/GOYUGDkja1 | #ornithology | J Ornithology
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RT @IBIS_journal: Mouth coloration in nestling Cave Swallows differs from that of adults, is carotenoid based and correlated with body mass…
22,423 followers
Mouth coloration in nestling Cave Swallows differs from that of adults, is carotenoid based and correlated with body mass https://t.co/WI0Q0RpOTL #ornithology | J Ornithology
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Mouth coloration in nestling Cave Swallows (Petrochelidon fulva) differs from that of adults, is carotenoid based and correlated with body mass https://t.co/wOgxHxlxfb