Denmark

a bat flea

Ischnopsyllus simplex

a bat flea

Ischnopsyllus variabilis

a bat flea

Ischnopsyllus elongatus

a bat flea

Ischnopsyllus octactenus

a bat flea

Ischnopsyllus hexactenus

Abele

Populus alba

a bird flea

Ceratophyllus hirundinis

a bird flea

Ceratophyllus rossittensis

a bird flea

Ceratophyllus vagabundus

a bird flea

Ceratophyllus fringillae

a bird flea

Ceratophyllus rusticus

Abraded Camouflage Lichen

Melanelixia subaurifera

Absinth Sagewort

Artemisia absinthium

Abutilon-Hemp

Abutilon theophrasti

Abyssinian mustard

Crambe hispanica

Acanthoceras zachariasii

Acanthonitschkea tristis

Acarospora cervina

Acarospora veronensis

Achlya americana

Achroonema splendens

Acid Frillwort

Fossombronia wondraczekii

Acorn Barnacle

Semibalanus balanoides

Acorn Moth

Blastobasis glandulella

Acorn Piercer

Pammene fasciana

Acorn Weevil

Curculio glandium

Acrid lettuce

Lactuca virosa

Acrocordia conoidea

Acrospermum compressum

Acrospermum graminum

Active gray pine needle aphid

Eulachnus rileyi

Adam-and-Eve

Arum maculatum

Adam'S Needle

Yucca filamentosa

Adder'S Fern

Polypodium vulgare

Adder'S Tongue

Ophioglossum vulgatum

Adelgid

Pineus pineoides

Adelgid

Pineus cembrae

Adelphella babingtonii

Adonis' Ladybird

Hippodamia variegata

Adria Bellflower

Campanula portenschlagiana

Adriatic Mussel

Modiolus adriaticus

Aegean wallflower

Erysimum cheiri

Afghan-Melon

Citrullus lanatus

African amaranth

Amaranthus muricatus

African bindweed

Convolvulus sabatius

African bird Argasid

Argas reflexus

African Carnation Tortrix

Epichoristodes acerbella

African clawed frog

Xenopus laevis

African dog tick

Haemaphysalis leachi

African Marigold

Tagetes erecta

African Sober

Aproaerema polychromella

Agaricus benesii

Agaricus brunneolus

Agaricus depauperatus

Agaricus lutosus

Agaricus phaeolepidotus

Agaricus subperonatus

Agate Knot-horn

Nyctegretis lineana

agate snail

Cecilioides acicula

Ageratum

Ageratum houstonianum