It seems to work with this syntax
ogrinfo wfs:https://www.mercator.vlaanderen.be/raadpleegdienstenmercatorpubliek/wfs anb_insp:PS.ProtectedSite-birds
INFO: Open of `wfs:https://www.mercator.vlaanderen.be/raadpleegdienstenmercatorpubliek/wfs'
using driver `WFS' successful.
Metadata:
ABSTRACT=Publieke Download Service van Mercator
PROVIDER_NAME=Vlaamse Overheid - Beleidsdomein Omgeving - MercatorNet
TITLE=Mercator Publieke Download Service
Layer name: anb_insp:PS.ProtectedSite-birds
Metadata:
ABSTRACT=INSPIRE - beschermde gebieden - Vogelrichtlijngebieden
KEYWORD_1=BESCHERMINGSZONES
KEYWORD_10=SBZ-V_22072005
KEYWORD_11=AGENTSCHAP VOOR NATUUR EN BOS
KEYWORD_12=NATURA2000
KEYWORD_13=NATURA 2000
KEYWORD_14=RAADPLEEGDIENST
KEYWORD_15=WMS
KEYWORD_16=WEB MAP SERVICE (WMS)
KEYWORD_17=Toegevoegd GDI-Vl
KEYWORD_18=Vlaamse Open data
KEYWORD_19=Metadata INSPIRE-conform
KEYWORD_2=VOGELRICHTLIJNGEBIEDEN
KEYWORD_20=Metadata GDI-Vl-conform
KEYWORD_21=Lijst M&R INSPIRE
KEYWORD_22=Beschermde gebieden
KEYWORD_3=VOGELRICHTLIJNGEBIED
KEYWORD_4=VOGELSOORTEN
KEYWORD_5=HABITATRICHTLIJN
KEYWORD_6=VOGELRICHTLIJN
KEYWORD_7=SBZ-V
KEYWORD_8=LEEFGEBIEDEN
KEYWORD_9=EUROPESE RICHTLIJN
TITLE=Protected Sites - Birds
Geometry: Unknown (any)
Feature Count: 24
Extent: (3799756.790600, 3083976.313000) - (4029841.660200, 3161326.304800)
Layer SRS WKT:
PROJCRS["ETRS89 / LAEA Europe",
BASEGEOGCRS["ETRS89",
DATUM["European Terrestrial Reference System 1989",
ELLIPSOID["GRS 1980",6378137,298.257222101,
LENGTHUNIT["metre",1]]],
PRIMEM["Greenwich",0,
ANGLEUNIT["degree",0.0174532925199433]],
ID["EPSG",4258]],
CONVERSION["Europe Equal Area 2001",
METHOD["Lambert Azimuthal Equal Area",
ID["EPSG",9820]],
PARAMETER["Latitude of natural origin",52,
ANGLEUNIT["degree",0.0174532925199433],
ID["EPSG",8801]],
PARAMETER["Longitude of natural origin",10,
ANGLEUNIT["degree",0.0174532925199433],
ID["EPSG",8802]],
PARAMETER["False easting",4321000,
LENGTHUNIT["metre",1],
ID["EPSG",8806]],
PARAMETER["False northing",3210000,
LENGTHUNIT["metre",1],
ID["EPSG",8807]]],
CS[Cartesian,2],
AXIS["northing (Y)",north,
ORDER[1],
LENGTHUNIT["metre",1]],
AXIS["easting (X)",east,
ORDER[2],
LENGTHUNIT["metre",1]],
USAGE[
SCOPE["unknown"],
AREA["Europe - ETRS89"],
BBOX[32.88,-16.1,84.17,40.18]],
ID["EPSG",3035]]
Data axis to CRS axis mapping: 2,1
Geometry Column = geom
gml_id: String (0.0) NOT NULL
gml_identifier: String (0.0)
gml_description: String (0.0)
inspireid_identifier_localid: String (0.0)
OGRFeature(anb_insp:PS.ProtectedSite-birds):1
gml_id (String) = PS.ProtectedSite-birds.id1
gml_identifier (String) = http://id.natuurenbos.be/vglrlid1
gml_description (String) = BE2301134
inspireid_identifier_localid (String) = id1
MULTIPOLYGON (((3874154.4746 3149660.5224,3874110.9065 3149773.1917,3874090.6666 3149800.1456,3874072.0696 3149819.0542,3874052.6525 3149840.5202,3874031.8793 3149873.3491,3874008.4706 3149917.7042,3873982.4284 3149957.8568,3873940.9356 3150049