| Orange Tip (Anthocharis cardamines) | | 2015-05-25 | 2015-05-25 | Bjørkelangen (Akershus, Norway) |
| Common Dog-violet (Viola riviniana) | | 2015-05-24 | 2015-05-23 | Bjørkelangen (Akershus, Norway) |
| Camberwell Beauty (Nymphalis antiopa) | | 2015-05-24 | 2015-05-23 | Bjørkelangen (Akershus, Norway) |
| Apple (Malus ×domestica) | | 2015-05-24 | 2015-05-23 | Bjørkelangen (Akershus, Norway) |
| Barn Swallow (Hirundo rustica) | | 2015-05-23 | 2015-05-20 | Bjørkelangen (Akershus, Norway) |
| Hylleslekta (Sambucus sp.) | | 2015-05-23 | 2015-05-21 | Bjørkelangen (Akershus, Norway) |
| Harer (Lepus sp.) | | 2015-05-15 | 2015-05-11 | Bjørkelangen (Akershus, Norway) |
| Åkersennep (Sinapis arvensis) | | 2015-05-15 | 2015-05-06 | Bjørkelangen (Akershus, Norway) |
| Lesser Celandine (Ranunculus ficaria) | | 2015-05-15 | 2015-05-13 | Bjørkelangen (Akershus, Norway) |
| Eurasian Wryneck (Jynx torquilla) | | 2015-05-15 | 2015-05-11 | Bjørkelangen (Akershus, Norway) |
| Tulipanslekta (Tulipa sp.) | | 2015-05-15 | 2015-05-15 | Bjørkelangen (Akershus, Norway) |
| Eurasian Oystercatcher (Haematopus ostralegus) | | 2015-05-15 | 2015-05-11 | Bjørkelangen (Akershus, Norway) |
| Eurasian Oystercatcher (Haematopus ostralegus) | | 2015-05-15 | 2015-05-11 | Bjørkelangen (Akershus, Norway) |
| Marihøner (Coccinellidae indet.) | | 2015-05-15 | 2015-05-13 | Bjørkelangen (Akershus, Norway) |
| Kirsebærslekta (Prunus sp.) | | 2015-05-15 | 2015-05-06 | Bjørkelangen (Akershus, Norway) |
| European Bird Cherry (Prunus padus) | | 2015-05-15 | 2015-05-15 | Bjørkelangen (Akershus, Norway) |
| Garden Warbler (Sylvia borin) | | 2015-05-15 | 2015-05-15 | Bjørkelangen (Akershus, Norway) |
| European Honey Bee (Apis mellifera) | | 2015-05-06 | 2015-05-03 | Bjørkelangen (Akershus, Norway) |
| Fasanfamilien (Phasianidae indet.) | | 2015-05-01 | 2015-01-05 | Bjørkelangen (Akershus, Norway) |
| Northern Lapwing (Vanellus vanellus) | | 2015-05-01 | 2015-03-13 | Bjørkelangen (Akershus, Norway) |
| Winter Crane Flies (Trichoceridae indet.) | | 2015-05-01 | 2015-03-06 | Bjørkelangen (Akershus, Norway) |
| Eurasian Collared Dove (Streptopelia decaocto) | | 2015-05-01 | 2015-03-26 | Bjørkelangen (Akershus, Norway) |
| Common Crane (Grus grus) | | 2015-05-01 | 2015-04-06 | Bjørkelangen (Akershus, Norway) |
| Stikkeveps (Vespidae indet.) | | 2015-05-01 | 2015-04-04 | Bjørkelangen (Akershus, Norway) |
| Eurasian Sparrowhawk (Accipiter nisus) | | 2015-05-01 | 2015-03-26 | Bjørkelangen (Akershus, Norway) |
| Black Currant (Ribes nigrum) | | 2015-05-01 | 2001-04-20 | Bjørkelangen (Akershus, Norway) |
| Snøkrokus (Crocus tommasinianus) | | 2015-05-01 | 2015-04-05 | Bjørkelangen (Akershus, Norway) |
| Snøklokke (Galanthus nivalis) | | 2015-05-01 | 2015-04-05 | Bjørkelangen (Akershus, Norway) |
| Brimstone (Gonepteryx rhamni) | | 2015-05-01 | 2015-04-13 | Bjørkelangen (Akershus, Norway) |
| Bohemian Waxwing (Bombycilla garrulus) | | 2015-05-01 | 2015-01-13 | Bjørkelangen (Akershus, Norway) |
| Goat Willow (Salix caprea) | | 2015-05-01 | 2015-03-10 | Bjørkelangen (Akershus, Norway) |
| Whooper Swan (Cygnus cygnus) | | 2015-05-01 | 2015-02-27 | Bjørkelangen (Akershus, Norway) |
| Whooper Swan (Cygnus cygnus) | | 2015-05-01 | 2015-02-27 | Bjørkelangen (Akershus, Norway) |
| Rød skogsmaur (Formica rufa) | | 2015-05-01 | 2015-04-03 | Bjørkelangen (Akershus, Norway) |
| Wood Pigeon (Columba palumbus) | | 2015-05-01 | 2015-03-06 | Bjørkelangen (Akershus, Norway) |
| Wood Pigeon (Columba palumbus) | | 2015-05-01 | 2015-03-06 | Bjørkelangen (Akershus, Norway) |
| Påskelilje (Narcissus pseudonarcissus) | | 2015-05-01 | 2015-04-05 | Bjørkelangen (Akershus, Norway) |
| Dandelion (Taraxacum sp.) | | 2015-05-01 | 2015-04-17 | Bjørkelangen (Akershus, Norway) |
| White Wagtail (Motacilla alba) | | 2015-05-01 | 2015-04-13 | Bjørkelangen (Akershus, Norway) |
| White Wagtail (Motacilla alba) | | 2015-05-01 | 2015-04-13 | Bjørkelangen (Akershus, Norway) |
| Wood Anemone (Anemone nemorosa) | | 2015-05-01 | 2015-04-07 | Bjørkelangen (Akershus, Norway) |
| Housefly (Musca domestica) | | 2015-05-01 | 2015-04-27 | Bjørkelangen (Akershus, Norway) |
| Bumble-bee (Bombus sp.) | | 2015-05-01 | 2015-04-12 | Bjørkelangen (Akershus, Norway) |
| Colt's-foot (Tussilago farfara) | | 2015-05-01 | 2015-03-12 | Bjørkelangen (Akershus, Norway) |
| White-lipped Gardensnail (Cepaea hortensis) | | 2015-05-01 | 2015-04-14 | Bjørkelangen (Akershus, Norway) |
| White-lipped Gardensnail (Cepaea hortensis) | | 2015-05-01 | 2015-04-14 | Bjørkelangen (Akershus, Norway) |
| Greylag Goose (Anser anser) | | 2015-05-01 | 2015-03-24 | Bjørkelangen (Akershus, Norway) |
| Chaffinch (Fringilla coelebs) | | 2015-05-01 | 2002-03-20 | Bjørkelangen (Akershus, Norway) |
| Chaffinch (Fringilla coelebs) | | 2015-05-01 | 2015-03-18 | Bjørkelangen (Akershus, Norway) |
| Liverleaf (Blue anemone) (Hepatica nobilis) | | 2015-05-01 | 2015-04-05 | Bjørkelangen (Akershus, Norway) |
Sustain.no is provided by the Norwegian Centre for Science Education