Amphibian
Common Tree Frog
Hyla arborea · Hylidae · Anura
Best monthsApr–Junmost records
Records172,503in 45 countries
Most seen inFrance42,135 records
Red ListLeast concernIUCN status
About
Common Tree Frog in brief
The common tree frog (Hyla arborea) is a amphibian of the Hylidae family — species of amphibian.
Across the 45 countries we cover it has 172,503 published records, most of them from France, Switzerland and the Netherlands. It is strongly seasonal: records peak in April, May and June and fall to their lowest in February and December.
Its global conservation status is least concern on the IUCN Red List.
Records by month
All countries combined · the strongest months highlightedJFMAMJJASOND
Where & when
When to look in each country
France42,135 records · best Apr, May
Switzerland34,818 records · best May, Apr
Netherlands34,754 records · best May, Aug
Austria15,723 records · best May, Jun
Denmark11,496 records · best May, Jan
Germany11,067 records · best May, Apr
Sweden5,814 records · best Jan, May
Poland2,813 records · best May, Apr
Spain2,426 records · best Jun, Jul
Portugal1,996 records · best May, Apr
Belgium1,393 records · best May, Jun
Luxembourg1,255 records · best May, Apr
Ukraine960 records · best May, Apr
Greece790 records · best Apr, May
Hungary774 records · best Apr, May
Croatia690 records · best Apr, Sep
Serbia678 records · best Oct, Nov
Czechia341 records · best May, Apr
Russia329 records · best May, Jul
Bulgaria290 records · best May, Jun
Georgia261 records · best Jun, May
Liechtenstein228 records · best May, Jun
South Korea184 records · best Jul, May
Azerbaijan161 records · best Mar, May
Slovakia156 records · best May, Apr
Slovenia155 records · best May, Apr
Montenegro124 records · best May, Oct
Albania103 records · best May, Apr
Belarus102 records · best May, Jan
Türkiye102 records · best Aug, Feb
Romania93 records · best Apr, May
Armenia88 records · best Jun, May
Moldova63 records · best Jan, Feb
Israel35 records · best Jan, Mar
Bosnia and Herzegovina32 records · best Apr, Jun
North Macedonia25 records · best May, Jul
United Kingdom12 records · best Jun, Mar
Cyprus11 records · best Apr, Aug
Latvia8 records · best Aug, Jan
Algeria7 records · best Jan, Feb
Lithuania4 records · best Jan, Feb
Kosovo3 records · best May, Aug
Lebanon2 records · best Jun, Jan
Finland1 records · best Jun, Jan
Tunisia1 records · best Jan, Feb
Map
Where it has been recorded
Density of published records; brighter cells have more records.
Relatives
All amphibiansMore of the Hylidae family
Photo: The High Fin Sperm Whale · CC BY-SA 3.0 · Wikimedia CommonsReport this photo · linked, not stored
Northern Pacific Treefrog
Pseudacris regilla
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