The phrase "autumn bird" is correct and usable in written English.
It can be used to describe a bird that is typically associated with the autumn season or one that is seen during that time of year.
Example: "As the leaves began to change color, I spotted an autumn bird perched on a branch, singing its sweet melody."
Alternatives: "fall bird" or "seasonal bird".
Autumn bird migration records from Manomet in southeastern Massachusetts from 1969 to 2012, collected 5 days a week, every year, show strong evidence of changes in bird migration cohort sizes and average arrival dates.
While it may not feel like fall just yet, the great autumn bird migration has begun.
There is a profusion of wildlife, and it is an ideal vantage point to watch the spring and autumn bird migrations.
In the autumn, birds arrive from the north.
In the autumn, birds arrive from the north; some, such as whimbrels, curlew sandpipers and little stints, just pausing for a few days to refuel before continuing south, others staying for the winter.
In addition, there were even larger differences in cDNA expression between the spring and the autumn birds independent of territorial challenge.
Conversely, in autumn, birds return to Africa and are more likely to introduce pathogens originating from the north than from the south (Table).
A single roasted grey leg partridge with red cabbage and chestnuts (£17) is everything that is good about autumn, the bird rested and tasting sweetly, lightly gamey, and is an elegant match for a fruity, good-value Maglietta Rosso Barbera D'Asti (£18.50) from the predominantly French wine list.
In autumn the birds travel south by swimming.
Close to nature During spring and autumn, migrating birds of prey cross the straits of Gibraltar in their thousands.
They were moving southward only slowly, though, possibly because there were few crawlers around in the autumn when birds flew south.
