DNA in Common Tern Chick Droppings Closely Matched the Fish Adults Delivered
Across three breeding seasons, the proportion of dietary DNA reads assigned to each prey type closely matched the…
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News about Common Tern
Research, conservation and important developments connected to this species.
Common Terns Extended Foraging Trips by Up to 87% in Poor Prey and Productivity Years
Four Gulf of Maine breeding seasons showed that common terns increased foraging-trip duration by 23–87% and expanded foraging…
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H5N1 Outbreak Killed at Least 8,137 Black-headed Gulls and 614 Common Terns in Germany
A 2026 reconstruction of Germany's 2023 H5N1 outbreak documented at least 8,137 dead adult black-headed gulls and 614…
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H5N1 Confirmed in a Common Tern During Namibia Outbreak Affecting Around 40 Birds
Around 40 common terns were found dead or showing signs compatible with highly pathogenic avian influenza on the…
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Colony Soundscapes Reflected Breeding Stages in Common Terns and Adélie Penguins
A 2026 preprint found that colony-wide acoustic energy changed predictably across breeding stages in Common Terns in New…
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Most Tracked Common Terns From One German Baltic Colony Used the Western Route; 18% Used the Eastern Route
Of 71 Common Terns tracked from the Riether Werder colony on Germany’s Baltic coast, 58 used a western…
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Almost All Adult Common Tern Call Types Had Distinct Measurable Acoustic Profiles
A May 2026 bioRxiv preprint quantified four frequency- and duration-based features of adult common tern calls from a…
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Ring Recoveries Mapped Two Major African Flyways for Western Palearctic Common Terns
Thousands of ringing recoveries showed western-breeding common terns mainly used the East Atlantic flyway, while central and eastern…
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Night-Time Colony Attendance Was 98% at Most Common Tern Colonies but Near Zero at One Marine Site
GPS tracking found breeding common terns stayed at most colonies for about 98% of the night, while night-time…
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First-hatched Common Tern Chicks Were Over 11 Times More Likely to Reach Fledging Age Than Third-hatched Chicks
At a North American breeding colony, a 32-year study of 4,647 common tern chicks found hatch date and…
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