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Terns are
seabirds in the
family Laridae that have a
worldwide distribution and are
normally found near the sea, rivers, or wetlands.
Terns are treated...
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aggressive species such as
Arctic terns and black-headed
gulls to
avoid predation. Like all Thal****eus
terns, the
Sandwich tern feeds by plunge-diving for fish...
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forked than
other terns, and
wingtips are
black on the underside. In winter, the
black cap is
still present (unlike many
other terns), but with some white...
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through the
tropical oceans. It has very
marine habits compared to most
terns;
sooty terns are
generally found inland only
after severe storms. The
Field Museum...
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jointly recorded as "commic
terns".
Although similar in size, the two
terns differ in
structure and flight. The
common tern has a
larger head, thicker...
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classified as Thal****eus maximus,
which places it with
seven other terns. The
royal tern was
originally placed in the
genus Sterna; however, a 2005 study...
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European tern winters so far north. This
species breeds in
colonies in marshes. It
nests in a
ground s****e and lays two or more eggs. Like all
white terns, it...
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large tern is
closely related to the
royal and
lesser crested terns, but can be
distinguished by its size and bill colour. The
greater crested tern has...
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avoid predation. The
elegant tern feeds by plunge-diving for fish,
almost invariably from the sea, like most Thal****eus
terns. It
usually dives directly...
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phylogenetic studies have
shown that the
white tern is more
closely related to the
noddies than it is to the
other terns. This
implies that "white noddy" would...