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WikiCards · Card list · Nature cards · Calcareous sponge
Common card · Nature
Calcareous sponge, a Common card
The calcareous sponges or calcereans are sponges that make up the class Calcarea, characterized by spicules made of calcium carbonate in the form of high-magnesium calcite or aragonite.
- Rarity
- Common
- Domain
- Nature
- ATK
- 55
- DEF
- 49
- Power
- 104
- Wikipedia reads a year
- 8,800
Power 104 (ATK + DEF): stronger than 45 % of WikiCards cards.
Calcareous sponge quiz: 3 questions
Three questions on the Calcareous sponge card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
In addition, their ______ develop from the outside-in, mineralizing within a hollow organic sheath.
Answer
spicules. In addition, their spicules develop from the outside-in, mineralizing within a hollow organic sheath. From the Calcareous sponge article on Wikipedia.
Which of these cards hits hardest (highest ATK)?
Answer
Cephalaspis. Cephalaspis 66 · Mountain quail 58 · Calcareous sponge 55 · Hood Island giant tortoise 52 ATK in WikiCards.
Which of these Wikipedia articles is read the most in a year?
Answer
Prusten. Prusten 16,000 · Calcareous sponge 8,800 · Southeastern mixed forests 5,500 · Hood Island giant tortoise 4,400 Wikipedia reads over a year.
In a duel, each round asks a question like these about the opposing card, with 15 seconds to answer.
The facts on the card
The card carries these facts from its Wikipedia article.
- While the spicules in most species are triradiate, some species may possess two- or four-pointed spicules.
- Unlike the far more common siliceous sponges, calcareans lack microscleres, tiny spicules which reinforce the flesh.
- In addition, their spicules develop from the outside-in, mineralizing within a hollow organic sheath.
Why it is Common
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Calcareous sponge article was read about 8,800 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 55 and blocks with 49: each hit it takes is cut by 20 %.
How to get Calcareous sponge
Open packs. Each pack holds five cards drawn from real Wikipedia articles, the rarest last, and the fifth card is always Rare or better. The odds are shown in the game. A free pack arrives every hour and two can wait, and the Coins you win in duels buy more packs.
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Cards close in power
The cards just above and just below Calcareous sponge in the power ranking, all domains together.
- Anne Teresa De KeersmaekerCommon · Arts · ATK 66 DEF 38
- St Werburgh's Church, DerbyCommon · Arts · ATK 59 DEF 45
- Neurotransmitter receptorCommon · Science · ATK 62 DEF 42
- Kevin StarrCommon · Science · ATK 63 DEF 41
- Canning Vale, Western AustraliaCommon · Society · ATK 58 DEF 46
- List of Cistercian monasteriesCommon · Society · ATK 67 DEF 37
Card lists
- Wikipedia quizNew questions every day
- All cards from A to ZEvery card, by name
- Nature cards
- Legendary cards
- Tier listS and A tiers by power (ATK + DEF)
Credits
Text : Wikipedia, Calcareous sponge (revision), CC BY-SA 4.0. Photo : Ernst Haeckel, Public domain, Wikimedia Commons.
